Nina Gilden Seavey is a documentary filmmaker and Research Professor of History and Media and Public Affairs at George Washington University (GWU). She was the Director of the Documentary Center at GW, which she founded in October 1990, before stepping down in 2020. In 2017, Seavey was named a visiting research scholar at the Schuster Institute for Investigative Journalism at Brandeis University.

Seavey also served as founding director and executive producer for SILVERDOCS: AFI-Discovery Channel Documentary Film Festival (now known as AFI Docs) between 2002 and 2008.

Beginning in 2020, Seavey formed Seavey Media, LLC a firm focusing on developing content across multiple platforms. The range of her work can be seen at seaveymedia.com. Publicly available video can be seen on Seavey's Youtube Channel.

In addition to her various media projects, Seavey joined the faculty of the Maine Media Workshops and College where she frequently offers short courses on various aspects of documentary production.