Platt is former Curator of Exhibitions at the Weatherspoon Art Museum (1999-2004), where he organized over twenty exhibitions including the thematic shows Borne of Necessity, Around About Abstraction, and Lab Results: Three Artists’ Residencies in the Sciences (catalogue), as well as numerous one-person exhibitions of, among others, Phoebe Washburn, Beverly McIver, Luca Buvoli, Sheila Pepe, Dona Nelson, and Jim Hodges, whose traveling exhibition Platt co-curated with Ian Barrie, Curator of the Tang Teaching Museum and Art Gallery in Saratoga Springs, New York.

Prior to joining the Weatherspoon, Platt was Curator at the Southeastern Center for Contemporary Art (SECCA) (1996-1999) where he curated the one-person survey of Tom Friedman’s work which traveled to the Museum of Contemporary Art, Chicago; the Aspen Art Museum; the Center for the Arts at Yerba Buena Gardens, San Francisco; and the New Museum of Contemporary Art, New York. At SECCA Platt also organized exhibitions of the work of Inigo Manglano-Ovalle, Walton Ford, Whitfield Lovell, Heide Fasnacht and Radcliffe Bailey, as well as the group exhibitions Sliding Scale and Parallel Worlds. Before moving to North Carolina, Platt was Assistant Curator at MIT’s List Visual Arts Center, where he worked from 1989-1996.

In 2005-2006 Platt curated Under the Skin: Tattoos and Contemporary Culture and co-organized (with Beth Venn) Black Mountain College: Its Time and Place for the Asheville Art Museum.