Andrew Weitz in

Andrew Weitz

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Co-Founder at Lemon Slice (YC W24)
📍 Bishop, California, United States

Andrew Weitz is a serial entrepreneur and co-founder of Lemon Slice (YC W24), an AI video foundation model. With a PhD in Bioengineering from Stanford University and over a decade of experience in AI/ML, he has a history of building successful tech ventures, including Infinity AI and Edge Analytics.

His interest in visual media is not just professional; he grew up making home videos in the early days of YouTube. This passion for visual storytelling now drives his companys vision to create expressive, interactive AI characters that people can connect with on a human level.

Unique fact: His PhD research at Stanford focused on medical imaging and computational neuroscience to better understand how the brain works in health and disease.

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Experience
13 Years
Current Role
Co-Founder
Job Level
Leadership
Location
Bishop, California, United States
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Priorities

Topics Andrew cares about

AI Video Generation
Co-founded Lemon Slice (YC W24) to create an AI foundation model for expressive, interactive characters, turning single images into live, conversational video experiences.
Synthetic Media
His career includes co-founding both Lemon Slice (AI video) and Infinity AI, a company that specializes in generating synthetic, human-centric video data to train ML models.
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Career

Work history

1-2024
Co-Founder
Lemon Slice (YC W24)
12-2021 - 12-2023
Co-Founder
Infinity AI, Inc.
12-2018 - 12-2021
Machine Learning / Data Science Lead & Co-Founder
Edge Analytics Inc
9-2012 - 12-2018
Graduate Student Researcher
Stanford University
5-2010 - 8-2010
Systems Engineering Intern (Neuromodulation)
Medtronic
In the press

Media appearances

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Education
2012 - 2018
Doctor of Philosophy (PhD)
Stanford University
2012 - 2014
Master of Science (M.S.)
Stanford University
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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