Meet our team
Arnold Ventures is a group of more than 100 passionate people from all walks of life who feel a deep urgency to help people in need. Laura and John established the Laura and John Arnold Foundation in 2010 with a straightforward mission: to improve lives through evidence-based solutions. As co-founders, Laura and John actively engage in the organization’s overall direction and daily execution. Laura is an attorney and a former oil company executive. John is an investor. They have three children and reside in Houston, Texas.
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Vanessa Goodwin
Assistant General Counsel (she/her)
Eboni Graham
Social Media Manager
Jillian Green
Director of Accounting
Dina Grove
Legal Counsel
Lauren Hardy
Grants Manager
Dylan Hayre
Director of Criminal Justice
David Hebert
Communications Manager
Chris Hensman
Director of New Programs
Alexa Herzog
Criminal Justice Manager
Jeffrey Holliday
Advocacy Manager
Juliene James
Vice President of Criminal Justice (she/her)
Sebastian Johnson
Advocacy Chief of Staff
Erin Jones
Health Care Analyst
Nadege Joseph
New York Office Manager
Hannah Kahn
Vice President of Grants Management
Walter Katz
Vice President of Criminal Justice
Hunter Kellett
Health Care Director, Payor Reform
Cybele Kotonias
Criminal Justice Manager
Emma Liebman
Health Care Analyst (she/her)
Lindsey Lovel Heidrich
Criminal Justice Manager, Projects (she/her)
Kevin Madden
Executive Vice President of Advocacy
Sam Mar
Vice President, Office of the Co-Chairs
Kelly McManus
Director of Higher Education
Rhiannon Meyers Collette
Communications Manager
Mark E. Miller
Executive Vice President of Health Care
Carlton Miller
Director of Criminal Justice
Evan Mintz
Communications Manager
Arielle Mir
Vice President of Health Care (Complex Care)
Amanda Moderson-Kox
Director of Evidence-Based Policy
Ashlee Montgomery
Executive Assistant
