Eric Benjamin Seufert is a media strategist, quantitative marketer, and author who has spent his career working for transformative consumer technology and media companies. Eric is the author of the book Freemium Economics, published by Elsevier in 2014, and he developed Theseus, an open source Python library for marketing cohort analysis.

Eric started his career at Skype and subsequently held strategy and marketing roles at a number of consumer technology start-ups, including Wooga (acquired by Playtika) and Rovio, the developer of Angry Birds. Eric founded Agamemnon, a start-up that built a mobile marketing analytics platform, which was acquired by the mobile gaming company N3TWORK in 2017. Eric now runs Heracles, a strategy consultancy that specializes in marketing science and growth strategy.

Eric runs Mobile Dev Memo, a mobile advertising and freemium monetization trade blog, and QuantMar, a knowledge-sharing platform for quantitative marketers.

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