Karl Hetzke is a Senior Data Scientist who joined ETR in 2022. Karl oversees all data-science initiatives with the firm’s proprietary data, and works directly with clients to design, execute, and present survey research projects. He is a Returned Peace Corps Volunteer (serving in Morocco, 2016-2017) and has over seven years of experience in market research, specializing in survey design and advanced analytics. He holds a Master of Science in Applied Economics from Johns Hopkins University.