DZ

Dan Zigmond

Technology leader, author, Zen teacher

Palo Alto, California

Invests in

Education

Work Experience

2025

  • Vice President of Artificial Intelligence and Data

    2025

    Building LLM-based agents that bring accessible, compassionate mental health support to people everywhere. I lead all data, analytics, and AI/ML efforts to create scalable, data-driven solutions that improve lives and promote global wellbeing.

  • Board Partner

    2016

    Compound is a NYC based VC firm that invests in early stage technology companies disrupting or enabling traditional industries. (Formerly known as Metamorphic Ventures.)

2014

  • Advisor / Investor

    2014

    Over a decade helping founders as an investor and advisor across a wide range of tech startups, including: - Disco AI (AI/ML for second-hand retail) - Zindi (data science in Africa) - Anagenex (ML for drug discovery) - Tia (women’s healthcare) - Earnest (fin tech) - Grand Rounds (healthcare) - Kyron (NLP on clinical data) - Nova Labs (ML for sales automation) - AliveCore (health tech) - Stowaway (cosmetics) - Sprig (food delivery) - Medium (online media)

2020 - 2024

  • Engineering Director

    2020 - 2024

    Managed a heterogeneous team of ML, UI, and backend engineers and product managers with broad mandate to develop innovative products, features, and services relating to human wellbeing across Apple. Formed and led the team that launched Apple Journal, the new ML-powered journaling app in iOS17, and contributed to iOS Focus Modes, Fitness+, Vision Pro, and many other initiatives. Also served on the Apple News Advisory Board and support Apple University.

  • Senior Director of Data Science

    2019 - 2020

    Led team of cutting-edge ML research scientists and computational biologists for the philanthropic arm of Meta. Developed fine-tuned LLMs to categorize and organize biomedical research papers. Provided statistical expertise to the first state-wide COVID survey in California and supported the first large-scale COVID testing facility in San Francisco.

2016 - 2019

  • Senior Director of Data Science and Engineering

    2016 - 2019

    Led data and analytics for the News Feed and other core Facebook products, and then promoted to lead all data science and engineering for Instagram as part of the executive leadership team, covering growth, engagement, and revenue. Drove major Instagram product changes, including the strategic shift towards user safety online. Spearheaded our campaigns against misinformation and hate speech. Executive sponsor for diversity and inclusion across all of Meta Analytics, doubling representation of women and other under-represented groups.

2014 - 2017

  • Strategic Advisor

    2015 - 2017

    JUST is a venture-backed food company that uses technology based upon understanding plants from every corner of the planet to enable consumers, food manufacturers and the largest retailers around the world to offer better, healthier products at a more affordable cost. I was their first VP of Data (see below), and then served as an advisor on data, technology, and recruiting. (Formerly known as Hampton Creek.)

  • Vice President of Data

    2014 - 2015

    Built and led the Data Science team, hiring six data scientists and engineers to handle both business and biological data. Built the data infrastructure for collecting and analyzing plant biological data, and creating machine learning models for predicting culinary applications of plants. Developed dashboards and metrics for tracking product sales across over 25,000 diverse retail outlets, and measured the impacts of pricing and marketing. Handled technical due diligence for $95M round of fund raising. Supervised IP portfolio and filed five additional patents. Formalized hiring and compensation practices across the technical organization, and mentored other technical leaders. Led negotiations on a $6M commercial real estate lease. Frequent public speaking and press appearances throughout.

2013 - 2014

  • Lead Data Scientist, Google Maps

    2013 - 2014

    Led analytics and data science across Google Maps. Managed a team of 40 engineers and statisticians split between Mountain View, and Zurich. Responsible for tracking the health of Google Maps through rigorous metrics and monitoring tools, and leading efforts to understand the drivers and impact of our data quality.

2010 - 2013

  • Head of Data

    2010 - 2013

    Grew cross-functional data-focused team from 3 to 53 and led all data-related activities at YouTube. Provided in-depth quantitative analysis on ad revenue and user behavior for executives and product teams. Launched internal and external reporting tools, helping content partners understand how users engage with their videos. Published definitive study on skippable ad effectiveness and helped grow the ad business at YouTube by orders of magnitude. Launched one of the world's largest data warehouses housing all YouTube usage data.

2005 - 2010

  • Founder and Engineering Lead, Google TV Ads

    2005 - 2010

    Founded the Google TV Ads engineering team, hiring talented engineers in Mountain View, Seattle, and London. Took team from 0 to 25 engineers in 18 months. Managed development of Google TV Ads through our launch with DISH Network in 2008. Grew business to over $100M in revenue, serving ads nationally on CNBC, Bloomberg, Oxygen, Hallmark, SciFi, and other networks. Led all analytical and quantitative work across TV Ads, including industry-leading research on TV viewing and ad effectiveness.