Staff

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Alla Hill

Alla Hill is a Science Policy Associate within the Science Department. In this role, she works closely with program teams to review and develop evidence-based materials and messages to inform strategy across five primary areas: Healthy Supplemental Nutrition Assistance Program (SNAP), Health Disclosures, Healthy Retail, Restaurant Kids Meals, and School Foods. Alla holds a Ph.D. in Nutrition from the University of North Carolina at Greensboro, a B.S. in Nutrition and Foods with a concentration in Dietetics from Appalachian State University, and is a Registered Dietitian.

Ayelet Hines

Ayelet has led organizing, communications, non-violent direct action, lobbying, teaching, GOTV and publishing on campaigns for public health, workers' rights, the environment, human rights, gay rights, environmental justice, animal rights, political candidates and more. As Director of Corporate Responsibility, Ayelet works with companies to promote healthy choices in restaurants and other retail outlets. 

Gregory Jaffe

Gregory Jaffe

Gregory Jaffe is the Director of the Project on Biotechnology for CSPI. Jaffe came to CSPI after serving as a Trial Attorney for the U.S. Department of Justice's Environmental and Natural Resources Division and as Senior Counsel with the U.S. EPA, Air Enforcement Division. He is a recognized international expert on agricultural biotechnology and biosafety and works on biosafety regulatory issues in the U.S. and throughout the world. He was a member of the Secretary of Agriculture's Advisory Committee on Agricultural Biotechnology and 21st Century Agriculture from 2003-2008 and was reappointed to a new term in 2011. He was also a member of FDA’s Veterinary Medicine Advisory Committee from 2004-2008. In addition, he provides biosafety expertise to the International Food Policy Research Institute and Cornell University’s Alliance for Science. Jaffe earned his BA with High Honors from Wesleyan University in Biology and Government and then received a law degree from Harvard Law School.

Sara John

Sara John is a Senior Policy Scientist, leading CSPI’s public policy and private sector efforts to create a healthier, more equitable food retail environment. Her research focuses on improving nutrition security through nutrition assistance programs and the retail environment, including the implementation and evaluation of SNAP incentive programs. Sara previously worked at the Partnership for a Healthier America and has a PhD in Food Policy and Applied Nutrition from the Friedman School of Nutrition Science and Policy at Tufts University, a MS in Education from Johns Hopkins University, and a BS in Biology and BA in Public Policy from University of North Carolina at Chapel Hill.

Joelle Johnson

Joelle Johnson is a Campaign Manager with a specific focus on the retail environment, working on policy and advocacy efforts that support healthy eating. Prior to joining CSPI she was a program manager for the Food Literacy Project, a farm-based food system education organization in Louisville, KY, and a local food procurement coordinator for DC Central Kitchen. Joelle is a graduate of Johns Hopkins School of Public Health where she earned her Master in Public Health with a concentration in food and nutrition.

Jensen Jose

As Regulatory Counsel, Jensen Jose focuses on supporting CSPI’s efforts to strengthen the oversight of food additives and dietary supplements. Jensen served as regulatory policy specialist and staff liaison for the American Optometric Association. He also served as associate counsel for the US Department of Veterans Affairs, and a research associate for the National Academies of Sciences, Engineering, and Medicine. Jensen earned his JD from the University of Maryland law school, and a BS in Biology and BA in Political Science from the University of Washington.

James Kincheloe

James Kincheloe

As the Food Safety Campaign Manager, James Kincheloe looks for opportunities to advocate for science driven food safety reform from farm to fork.   His work prior to joining CSPI spanned the spectrum of the food production system and included production animal medicine as a dairy veterinarian, international agriculture development, and infectious disease research and response system analysis.  He earned a BS in Animal Science and a Doctor of Veterinary Medicine at the University of California, Davis, and a Master of Public Health at the University of Minnesota.  He also completed a residency in public health at the University of Minnesota.

Lea Kriesberg

Lea Kriesberg

Lea Kriesberg is a Community Organizer for the Policy team. She previously served as an organizer for a youth-centered health policy campaign program for more than 600 students across Virginia. As an intern with CSPI in 2019, she assisted with research and outreach for the Healthy Retail initiative. She received her B.A. in Public Health from American University.

Rachel Leader

Rachel Leader is a Community Organizer at CSPI. Previously, she received a Fulbright grant to teach English in Changhua, Taiwan. Rachel has worked for the National Alliance on Mental Illness – Central Texas as a public policy intern, tracking pertinent policies and building relations with advocacy groups. She received her B.A. in Sociology from St. Edward’s University in Austin, Texas.

Lisa Lefferts

Lisa Lefferts

Lisa Y. Lefferts is Senior Scientist at CSPI and focuses primarily on food additives. Prior to CSPI, her work consulting for non-profit organizations took her around the world, conducting trainings, representing Consumers International at Codex Alimentarius, and participating in FAO/WHO expert consultations. She has done extensive work assessing "green" label claims on various products. She received her B.A. from Oberlin College in Biology and Environmental Studies, and a Masters of Science in Public Health from the University of North Carolina at Chapel Hill.