Missy Doherty stepped down from the helm of the Nittany Lions women's lacrosse program on May 1 after 15 years leading the blue and white.
The livestream is expected to begin approximately an hour after the Board of Trustees meeting.
Mizrahi did not appear in a game in two years with Penn State.
Warden is the third Nittany Lion to enter the transfer portal this spring.
In three years at Grand Canyon, Herr played in 51 matches for the Antelopes.
Despite a high scoring last inning, Penn State fell short of a comeback.