• Our Team

    Our team of professionals brings decades of experience in reaching, activating, and serving Millennials.

    Aaron Smith,


    Aaron is the President and Founder of YI Advisors. As the co-founder and original Executive Director of Young Invincibles (YI) in 2009, he helped grow YI into one of the largest and most impactful youth organizations in the country. Aaron has met repeatedly with top lawmakers and national leaders to discuss critical youth policy issues, has conducted dozens of trainings on youth leadership development, and has launched new campaigns in partnership with the Department of Health and Human Services to educate and engage Millennials around the Affordable Care Act.


    Tobin Van Ostern,


    Tobin brings his significant expertise in online and offline young adult organizing, policy solutions, and government relations to YI Advisors. He previously served as the Deputy Director of Generation Progress, a project of the Center for American Progress, and the National Director of the student engagement program for President Obama’s 2008 campaign where he built the organization from 20 chapters to over 1,000 chapters.


    Clarissa Unger,

    Director of Partnerships

    Clarissa oversees partnerships and client relationships that help advance YI Advisors’ mission. With a background in advocacy, communications, fundraising, and political campaigns, she previously oversaw annual membership development for the Robert J. Dole Institute of Politics and has served in communications roles for Transparency International Ireland, the Alliance for Climate Protection, and the State Department's European Media Center.


    Michael Madoff,

    Director of Product Development

    Michael manages technology service offerings, including mobile application design and development. He is a former research associate at the Moffett Group and worked as a consultant for Citrix Public Sector where he managed software implementations and technology strategy for Fortune 500 and government clients. Michael graduated cum laude from Georgetown University’s School of Foreign Service.


    Tom Allison, 

     Associate Director of Research

    Tom is responsible for YI Advisors’ quantitative and qualitative analysis. Tom helps partners better understand challenges and opportunities facing Millennial, through survey design and implementation, focus group facilitation and big data analysis to glean insights and drive decision-making. Tom brings a communications acumen to his work, understanding that even the best research will fall short of its goals without a concerted communications strategy and clear applications

     for driving decisions.


    Erin Hemlin,

    Associate Director of Training & Consumer Education

    Erin is responsible for training and consumer education with YI Advisors. She has trained over 100 groups in best practices around engaging young adults. Erin also manages the outreach strategy for Young Invincibles Healthy Young American campaign, as well as the on-the-ground organizing work across the nation. She also contributes research, analytical, and writing skills on questions affecting young adults. Erin previously interned for the Congressional Research Service and worked as a legislative research intern for the Sheridan Group.

    Hillary Farrow,

    Business Development Manager

    Hillary helps coordinate partnerships designed to mobilize young adults around our work on health care, education, and jobs and engage Millennials on key social impact issues. She previously interned at Cornerstone Government Affairs and 1-2-1 Strategies and Government Relations where she tracked legislative activity, synthesized research on various policy issues, and organized Hill days for clients. Hillary also developed the Kids Farmer’s Market Program at FOOD Share, Inc.

    Spencer Dixon,

    Senior Strategist

    Spencer manages project execution for YI Advisors. After working with YI Advisors in 2015, Spencer spent 17 months working on the organizing team for Hillary Clinton's presidential campaign in Iowa, Washington, and Ohio. He is thrilled to be back at the organization as he helps clients connect with and amplify the voices of his generation. In his spare time, you can find Spencer exploring the outdoors.

    Crystal Carson,


    Crystal is a Strategist at YI Advisors, where she assists in the implementation and coordination of projects that help partners reach, activate, and serve Millennials. Prior to this role, she served as press secretary for NY Assembly Member Michael Blake's successful DNC Vice Chair bid where she managed press relations and announcements. Crystal worked as a Rapid Response Associate for the Hillary Clinton presidential campaign in Brooklyn, NY and served nearly three years in the White House Communications Office. Crystal is a graduate of Central Piedmont Community in Charlotte, North Carolina.

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