Justine Witzke, PhD, MPH

Pronouns: she, her, hers

Justine Witzke is Founder and Chief Executive Officer of Aligneage Fertility.

Justine is an experienced strategist and operator having served in a variety of roles, including as head of clinical operations, at Weill Cornell Medicine’s Center for Reproductive Medicine. She is particularly proud of her work developing their fertility preservation program, expanding services to LGBTQ communities, and managing the department’s COVID-19 response, all of which required creative pragmatism.

An expert generalist, Justine is passionate about sharing knowledge and information; she cares deeply about educating patients, colleagues, and the public. With interests in medical ethics, patient satisfaction, program development, and risk management, Justine is well-equipped to contribute as an advocate and thought leader in fertility. Additionally, she is a co-founder and President of CP Extension, a non-profit organization aimed at supporting families of individuals with cerebral palsy, and served as Chair of the Governance Committee for the Harlem Dowling-Westside Center Board of Directors in 2021. 

A graduate of the University of Florida, Justine received a Master’s in Public Health from Hunter College with a focus on Community Health Education and a PhD in Clinical and Translational Research from the Icahn School of Medicine at Mount Sinai. Her dissertation was titled “Impact of Commercial Donor Sperm Preparation on Intrauterine Insemination Outcome.”