Photo by RP Shaub.

PATAGONIA: Former Patagonia CEO discusses her efforts to build a national park in Patagonia. S. Dillon Ripley Center (1100 Jefferson Drive SW) 6:45-8:15 p.m. $25-30

HAIR: Join Georgetown linguistics professor and author Deborah Tannen; teacher and author, Marita Golden; and Elizabeth Benedict, author of Me, My Hair, and I: Twenty-Seven Women Untangle an Obsession to discuss “cuts, salons, dyes, and more.” Busboys and Poets (625 Monroe Street NE) 6:30-8:30 p.m. Free

FILM: Catch a screening of In the Path of My Father, a film from students in the Meridian Hill Pictures/Sitar Arts Center Youth Documentary Program that tells “the story of two boys growing up in DC without their father.” Angelika Pop-Up at Union Market (550 Penn Street NE) 7 p.m. $8-10.50

For debate watching options, see here.