Jennifer Sigler is an American editor, formerly based in Rotterdam. She is currently Editor in Chief at Harvard Graduate School of Design, where she oversees Harvard Design Magazine and other publications.
While in Rotterdam, Sigler was editor of Rem Koolhaas's seminal monograph S,M,L,XL (1995), and other works. She went on to found the Berlage Institute's journal, HUNCH, in collaboration with architect Wiel Arets, and to edit its first seven issues.
Later, she collaborated with The Why Factory, a think tank at TU Delft run by Winy Maas; The Witte de With Center for Contemporary Art; Dutch Design Fashion Architecture (DutchDFA); the Rotterdamse Schouwburg; and REX Architecture; among others. From 2008—2010 she was editor and event curator of the 4th International Architecture Biennale in Rotterdam (IABR), Open City, curated by Kees Christiaanse, and co-editor of the book Open City: Designing Coexistence (SUN Publishers, 2009). She is also the recipient of a grant by the Dutch Fund for Art and Architecture for her research into Domestic Labor and Design.
Today, Sigler lives in Cambridge, MA.