Our Analysts & Experts

Kantar Retail subject matter experts offer fact-based advice and practical solutions to help you achieve your retail growth goals. Our team has exceptional experience across industries and companies, and a deep understanding of retailers and shoppers.

You can leverage our experts to enhance onsite training, national sales meetings, strategy-planning workshops, or trade industry events. Contact us to learn more.


Sara Al-Tukhaim

Sara drives global insights and Middle East thought leadership for Kantar Retail while also managing the club channel of trade. She delivers syndicated and more personalized consulting projects addressing the diverse research questions and strategic needs of retailers and manufacturers around the world. Sara earned an M.S. in applied communication research from Boston University and a B.A. in mass communication and journalism from Arizona State University. She maintains a strong professional and academic background in international market research and consumer behavior. As a researcher, trainer, writer, and speaker, Sara looks forward to opening eyes and stimulating meaningful and effective change.

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Marc Armbruster
Associate Director, Custom & Applied Research

Marc is responsible for scoping and managing applied research solutions for Kantar Retail’s clients. Marc brings a strong background in market research, data analysis, and project management. Before joining Kantar Retail in 2015, Marc worked as an analyst and survey subject-matter expert at Eduventures, a higher education research and consulting firm in Boston. He was also part of a team that coordinated demand planning for the sports apparel division of Adidas Group. Marc earned a B.A. in economics from Grinnell College.

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Timothy Campbell
Junior Analyst

Tim works on research and insights for Kantar Retail’s club channel team. He is responsible for developing content for Kantar Retail, event presentations, and custom work related to the three major U.S. club retailers: Costco, Sam’s Club, and BJ’s Wholesale. Tim joined Kantar Retail in December 2013. He holds a B.A. in economics and political science from Gordon College.

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Karolina Fiedler
Global Data Manager

Karolina manages Kantar Retail’s global database of more than 1,200 retailers. She coordinates analyst and data team communication and workflows, ensures overall data and forecast quality, and is responsible for the publication of various data reports and retailer rankings. As a part of the London-based Market Insights team, Karolina also researches and publishes insights on European retail with specific coverage of Metro Group, where she worked as a financial analyst. Karolina frequently participates in research projects that cover the evolution of EMEA retail and that size and identify fast-growth retail channels in developed and emerging markets. Karolina holds a master’s degree in finance and accounting.

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Ray Gaul
Vice President

Ray Gaul, Vice President of Research and Analytics, based in London, is a founding member of Kantar Retail’s global retail forecasting team. Ray is responsible for the direction of Kantar Retail’s global data that supports all of Kantar Retail Market Insights’ retailer forecasting products worldwide. His team produces continuous analysis of more than 1,200 retailers as well as original research for numerous client projects. Ray specializes in developing global market reports. He works closely with Kantar Retail’s teams in emerging markets. Ray has lived and worked in the U.S., U.K., Spain, Belgium, Ukraine, and Serbia. He also played an important role in launching the Market Insights research offices in London, New Delhi, Bucharest, Shanghai, and Sao Paolo and will continue to help Kantar Retail invest in teams around the world.

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Bryan Gildenberg
Chief Knowledge Officer

A world-renowned expert in retail insight, Bryan is Kantar Retail’s Chief Knowledge Officer and a member of the company’s executive leadership team. He is responsible for the company’s analysis and insight, fueling Kantar Retail’s content with in-depth knowledge and intuitive skills few can match. Additionally, Bryan provides a clear, dynamic, and always-topical focus on a variety of channels and retailers around the world. His perspective has been featured on broadcast media such as CNBC, Fox Business, and the BBC, and he is frequently cited in a range of U.S. and global business publications. An award-winning writer, Bryan has authored numerous articles for Kantar Retail publications and third-party periodicals such as The Hub and GMA Forum. An engaging speaker, Bryan has addressed numerous Kantar Retail forums and industry conferences. Bryan earned an MBA summa cum laude from Babson College and an undergraduate degree from Cambridge University in Cambridge, England.

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Caroline Gormley

Caroline Gormley is an Analyst on Kantar Retail’s shopper insights team and has a hand in all aspects of the ShopperScape® product. She trains clients on how to use and gain value from the ShopperScape® database and creates syndicated, shopper-based web content. Caroline joined the Kantar Retail team in April 2014 after working in account management roles at various advertising agencies. She has a B.A. in Psychology from Bowdoin College.

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Doug Hermanson
Principal Economist

Doug specializes in data management, forecasting, and applied economics for the economist and home improvement teams. He contributes economic, retail, and consumer insights through customized research, presentations, and syndicated publications. He is also a key developer of the econometric models and methodologies used in the channel, category, and country-level retail market forecasts produced at Kantar Retail. He holds an M.S. in economics from The Ohio State University where he developed research on regional retail market development and financial commodity markets.

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Tiffany Hogan

Tiffany leads Kantar Retail’s research on U.S. apparel retailers, such as Macy’s and Nordstrom, tracks disruptive new retailers such as Primark and Stitch Fix, and monitors the apparel industry at large. She is also assisting with the launch of Kantar Retail’s drug channel coverage in the EMEA market. Before joining Kantar Retail in 2014, Tiffany worked in merchandising and store planning at Limited Stores.

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Theres Hoyos

Theres Hoyos, Analyst, covers Africa, the Middle East, and Turkey (AMET) for Kantar Retail. Based in Dubai, she monitors the retail landscape in the region and builds an informed point of view of the retail evolution across these geographies. Additionally, she works in conjunction with the consulting team across AMET to build customized outputs in response to specific client briefs. Theres holds an MPhil degree in innovation, strategy, and organization from the University of Cambridge and a BSc in business management from King’s College, London. Retaining an active interest in her main research area of luxury retail strategy in the digital age, Theres is in the process of publishing her MPhil research in collaboration with a University of Cambridge professor.

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Luna Jia
Research Analyst

Luna Jia is a Research Analyst on the Kantar Retail Market Insights team based in Shanghai. She monitors major offline retailers, including Metro and Carrefour, and tracks developments and trends in the overall China retail market. She also regularly updates and analyzes retailers and participates in custom projects. Luna holds a BSc in mathematics from Queen Mary University of London.

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Simon Johnstone
Senior Analyst

Simon Johnstone is a Senior Analyst on the Kantar Retail Market Insights team based in London. His work focuses on in-depth coverage of key discounters in Europe, including Lidl and Aldi, as well as the overall retail landscape in Germany. Simon holds a B.A. in German from Royal Holloway University of London.

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Laura Kennedy

Laura leads Kantar Retail’s home improvement and Walmart research. As part of the Walmart team, she conducts constant research and analysis on Walmart’s U.S. operations, developing relevant forecasts, insights, and online content for supplier and retailer clients. Laura also leads Kantar Retail’s coverage of the home improvement retail industry, heading a team that digs into the operations at Home Depot and Lowe’s as well as their diverse hardware store and specialty retailer brethren. Laura joined Kantar Retail in 2011 after reporting on the business of retail and numerous other topics for the Kiplinger Letter, a business forecasting publication in Washington, D.C. Laura graduated summa cum laude from the University of Maryland, College Park, with a B.A. in economics.

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Vadim Khetsuriani
Director Russia & Central Europe, EMEA

Vadim started his career with Kantar Retail as a U.S.-based financial analyst of Walmart and Metro Group. He tracked retailer strategies and worked with FMCG suppliers to help them develop customer account plans. After several years in the U.S., Vadim relocated to Kantar Retail’s London office, where he worked with suppliers on projects for major European retailers, including Carrefour, Auchan, Lidl, and Kaufland. Since 2008, Vadim has led Kantar Retail’s research and consulting practice in Russia, where projects have included regional and national modern trade development analysis, strategic planning, and capability development related to modern trade and key retail accounts. Vadim hold as a B.S. in business administration from Boston University and an MBA in strategic market management from Babson College.

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Amy Koo
Principal Analyst

Amy is responsible for Kantar Retail’s Target, Walmart International, and urban retailing coverage. With experience in strategic problem solving, technology, and teaching, Amy was Technology Project Manager at the Asian Community Development Corporation and Technology Consultant at Common Impact. She also worked at an apparel sizing consultancy that serviced mass retailers and designer brands. Amy earned a bachelor’s degree in computer science and sociology from Brown University.

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Jim Leonard
Vice President, Strategic Advisory Services

Jim leads Kantar Retail’s custom and applied research solutions and facilitates training and planning for key clients around the globe. He works with Kantar Retail’s analyst teams as well as thought leaders from WPP’s sister companies to create and apply market assessment and growth strategies for CPG/FMCG clients and select retailers. Jim brings a strong background in benchmarking work and translating best practices into actionable insight for manufacturers, retailers, and activation agencies. He also creates skill-building and case-based training solutions to improve capabilities and planning effectiveness. Jim previously served as commercial manager and editor of Kantar Retail’s online and print publications. His background includes product development and content syndication, classroom training, publishing, and database marketing. Before joining Kantar Retail, Jim worked for a research and marketing firm and a multinational business publisher. He has also served as an adjunct university instructor. Jim holds B.A. and M.A. degrees from Boston College.

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Steve Mader
Vice-President, Digital Insights

Steve is a leading expert on eCommerce, multichannel retailing, and Amazon.com. He guides Kantar Retail’s research into how technology impacts retail. Steve also helps global FMCG brands place their bets on which retailers to focus on, and how to win with them. He is a sought-after speaker on topics such as retailing in 2020, the digital path to purchase, understanding Amazon’s business model, and the store of the future.

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David Marcotte
Senior Vice President, Retail Insights

David leads Kantar Retail’s insight into and vision for the current and future state of international retail, convenience retail, technology, and complex retail processes. He is an experienced leader of international teams, industry strategic consultant, and developer of retail solutions. Before joining Kantar Retail, David was the Business Intelligence lead for Retail and CPG for IBM where he did work in POS, merchandising, loyalty programs, IT design, loss prevention, supply chain, and data modeling. Prior to IBM and Kantar Retail, David spent 20 years in the retail industry at every level of responsibility — from the shop floor to executive management within operations. He is a past member of the Efficient Consumer Response Category Management Standards Group and the Association for Retail Technology Standards. In addition, David helped write and edit a variety of studies and books, including “Retailing in Emergent Markets,” “Effective Omnichannel Pricing,” “Retail 2020,” and “The Data Warehouse Mentor.”

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Rachel McGuire
Principal Analyst

Rachel is the lead analyst for Kantar Retail’s shopper insights research. She leverages shopper data from our ShopperScape® survey and other sources to generate shopper insights thought leadership for Kantar Retail articles and events. She also works extensively with clients to help them mine actionable shopper insights to address a broad range of business initiatives. Rachel graduated summa cum laude from Baker University with a B.A. in political science and earned postgraduate degrees from The Ohio State University in international relations, research methods, and survey research. She joined Kantar Retail in 2008.

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Leon Nicholas
Senior Vice President and Knowledge Officer, North America

Leon Nicholas, Senior Vice President and Knowledge Officer for North America, leads a team of retail analysts across U.S. channels. With more than 20 years of experience in the consumer goods and retail industry, Leon offers deep knowledge and thought leadership on topics ranging from sales force development, go-to-market strategy and deployment, and trade marketing. Frequently cited in the national and trade press, Leon is also a sought-after speaker who has addressed the National Retail Federation, Food Marketing Institute, National Association of Chain Drug Stores, Outdoor Industry Conference, and World Economic Conference.

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Ivana Nikolic
Director, Custom & Applied Research

Ivana builds custom research solutions and advisory services powered by Kantar Retail’s syndicated offer that meet specific business challenges. She brings a strong background in secondary and primary market research, qualitative and quantitative data analysis, and project management. Before joining Kantar Retail, Ivana was a senior consultant at a consumer research and consulting firm in Boston. Ivana holds an MBA from the University of Massachusetts Boston.

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Brian Owens

Brian leads Kantar Retail’s syndicated drug channel research. Before joining Kantar Retail, Brian held a variety of senior leadership positions in trade marketing, account management, purchasing, and finance at Reckitt Benckiser, Procter & Gamble, and Gillette. In those roles, he worked with a broad range of retailers in the mass, dollar, and drug channels. Brian has been quoted in The Wall Street Journal, Fortune, Women’s Wear Daily, Chain Drug News, and on NPR. An expert on health and wellness, he has addressed the National Association of Chain Drug Stores. Brian earned an MBA from the George Washington University School of Business and a B.A. from Colgate University.

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Mike Paglia

Mike leads Kantar Retail’s research and analysis on value discounters and dollar stores. Mike also studies the U.S. supermarket industry as part of the company’s grocery research team. Since joining Kantar Retail in 2008, Mike has advised numerous CPG companies. He regularly interacts with retailers and suppliers through Kantar Retail’s events, webinars, and custom onsite engagements. He is frequently quoted in the trade press, including Supermarket News and Marketing Daily, as well as mainstream news outlets, including The Wall Street Journal, The Financial Times, Bloomberg, Business Insider, NPR, and New England Cable News. Mike began his retail career at Staples where he worked both at the store level and with various buying teams before moving to the online brand protection industry. Mike graduated from Providence College cum laude with a B.A. in psychology.

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Himanshu Pal
Vice President

Himanshu is Vice President for Kantar Retail EMEA. He leads our European practice on the big-box (hypermarket and supermarket), convenience, and drug channels and is an expert on key global customers, such as Carrefour, Tesco, Auchan, and Alliance Boots. Himanshu is a frequent commentator on retail issues for the media, and is a key speaker at Kantar Retail’s events and other trade conferences. He has played an important role in launching and managing the Kantar Retail Market Insights research offices in New Delhi and Bucharest. Born and raised in New Delhi, Himanshu has significant knowledge of the retailing environment in South Asia and has worked on several projects in that region. Himanshu holds master’s degrees in business administration and finance.

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Tudor Popa

Tudor is an Analyst for Kantar Retail. His work focuses on in-depth coverage of key retailers, such as Carrefour, Auchan, Casino, and Leclerc. He also produces insights and custom projects on European big-box retailing. Tudor’s experience is based on strong data research and analytic skills complemented by a detailed knowledge of European retail. Originally from Galati, Romania, Tudor is currently based in Kantar Retail’s London office. He holds two bachelor’s degrees in international trade (University of Galati in Romania and Université de Picardie Jules Verne in Amiens, France) and a master’s degree in marketing (Bucharest University of Economic Studies in Bucharest, Romania). Tudor is fluent in English, French, and his native Romanian.

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John Rand
Senior Vice President, Retail Insights

John focuses on the supermarket, club, and value discounter channels. He advises retailers and suppliers, leveraging nearly five decades of experience in store operations and design, branded product sales, purchasing, merchandising, marketing, category management, and consulting. John has been featured on FMI, GMA, NACDS, and CHPA programs. He has also served on IRI’s Product Advisory Board as well as the GMA/ASMC Technology Steering Committee.

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Nicole Santosuosso
Junior Analyst

Nicole is a Junior Analyst on Kantar Retail’s home improvement team. She focuses on big-box home improvement retailers, including Lowe’s and Home Depot, and other hardware and specialty stores. Nicole previously worked on Kantar Retail’s digital research team where she focused on Amazon and emerging digital trends across channels. Nicole produces content and insights for Kantar Retail’s website, events, and custom projects. Nicole joined Kantar Retail in 2013. She graduated from Bates College with a B.A. in rhetoric.

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Kate Senzamici
Senior Analyst

As a senior analyst on Kantar Retail’s shopper insights team, Kate has a hand in all aspects of the ShopperScape® product. Kate supports both internal and external clients in applying ShopperScape® data across all components of retail. She also creates syndicated, shopper-based web content. Kate joined Kantar Retail in 2010 with a B.A. in English from Providence College and an M.A. in applied sociology from the University of Massachusetts Boston.

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Robin Sherk

Robin leads Kantar Retail’s syndicated research on digital retailing and the Canadian market. She is instrumental in developing the research and framing analyses within Kantar Retail’s Market Insights division. Robin helps suppliers navigate digital’s impact on traditional retailers, shoppers’ evolving demands and behaviors, and online retailers’ strategies and positioning. Prior to this role, Robin led Kantar Retail’s research on Walmart. She is a trainer for syndicated seminars, providing guidance to numerous Fortune 500 CPG companies. In addition to maintaining a public blog for the trade magazine Canadian Grocer, Robin is a frequent contributor to Kantar Retail’s various publications.

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Andrew Stockwell
Chief Research Officer

Andrew is the Chief Research Officer of Kantar Retail Market Insights. He has more than 15 years of market research industry experience. Previously, Andrew worked at Forrester Research where he held several leadership roles. He served as Vice President of Asia Pacific based in Beijing; led Forrester’s global practices focused on eBusiness and channel strategy, interactive marketing, and consumer product strategy; and ran its global consulting practice focused on serving marketing and strategy professionals. Andrew received an MBA magna cum laude from Babson College and a B.A. from Hamilton College.

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Mary Brett Whitfield
Senior Vice President

Mary Brett leads the shopper insights research and content development team for Kantar Retail and also directs development of the company’s apparel retailing content. Mary Brett has extensive experience helping retailers and suppliers leverage shopper insights and other primary research data for performance improvement. She has worked at retail companies in market research, strategic planning, and sales development roles and has a strong background in industry and company analysis and competitive positioning work. Mary Brett earned a B.A. in economics from Smith College and an MBA from the University of Oklahoma.

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Jane Xu
Research Analyst

Jane Xu is a Research Analyst on the Kantar Retail Market Insights team based in Shanghai. She studies the overall eCommerce landscape in China, analyzes the performance of major eTailers, forecasts market developments and trends, synthesizes insights, and delivers reports. She also participates in custom projects and event presentations. Before joining Kantar Retail in 2015, Jane conducted B2B market research for a U.S. heavy machinery manufacturer. Jane holds a master’s degree in project management from Stevens Institute of Technology.

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Yvonne Xu

Yvonne Xu is an Analyst on the Kantar Retail Market Insights team based in Shanghai. She monitors retail trends and eCommerce developments in China at large and also contributes to channel reports. Yvonne produces comprehensive analyses and reports and participates in custom projects. She also regularly updates and analyzes key retailers, such as Alibaba and Amazon China. Yvonne holds an MBA in finance from the University of Missouri-Kansas City.

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Han Yang
Senior Analyst

Han Yang is a Senior Analyst on the Kantar Retail Market Insights team based in Shanghai. He joined Kantar Retail in 2014 and tracks major offline and online retailers in China, including JD.com and YHD.com. He researches macro landscapes and macro retail market trends and develops insights and content for Kantar Retail market reports, event presentations, and custom consulting projects. Han holds a B.A. summa cum laude from The Ohio State University and an MSc in information systems management from The University of Warwick.

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Alexander Zhang
Research Analyst

Alex Zhang is a Research Analyst on the Kantar Retail Market Insights team based in Shanghai. Through his research, he tracks major offline retailers, including CRV/Tesco and Yonghui, and presents comprehensive insights and analysis of retailer strategies. He holds a B.A. (hons) from The University of Nottingham Ningbo China and an MSc in development administration and planning from University College London.

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Oceanne Zhang
Director of Retail Insights and eCommerce, China

Oceanne Zhang heads the Kantar Retail Market Insights division in China and directs the company’s eCommerce offering in China. She leads the team in providing forward-looking insights into the hypermarket, supermarket, convenience, and eCommerce channels in China. She has worked with manufacturing, retail, and investment banking clients on various consulting projects involving go-to-market strategy, eCommerce strategy, and the retail landscape to help them win in China’s dynamic retail market. Oceanne also leads Kantar Retail’s PoweRanking® and Digital Power studies in China. She holds a B.A. from Shanghai International Studies University.

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Anne Zybowski
Vice President, Retail Insights

As a Vice President of Retail Insights, Anne is our lead U.S.-based eCommerce and digital analyst focusing on Amazon, pure-play retailers, multichannel best practices, and the evolving impact of the connected omnichannnel shopper. Prior to her current role, Anne led our mass merchandise research practice. She is a presenter and trainer for Kantar Retail seminars, and has been featured at many industry conferences, including the the National Retail Federation’s Big Show for the past four years. Anne is frequently cited in a range of U.S. and global business publications. Before joining Kantar Retail, Anne was a Vice President at Stern Stewart & Co., where she was the lead project manager and consultant for a variety of retailers including JCPenney, Whole Foods Market, and Ahold. Anne received an MBA from the University of Rochester and an undergraduate degree in economics, psychology, and math from Johns Hopkins University.

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