talk20 is not a lecture but a gathering, an informal exchange of ideas within and without the design community. talk20 begins with a series of short presentations of 20 slides each, selected and narrated by a hybrid roster of students, educators, and professionals working across fields of art, architecture, and landscape. Co-Founded and Directed by Benjamin Cadena and Alejandro Biguria in Philadelphia. Past presenter include architects and artist Jenny Sabin, Jonathan Fogelson, Herman Mao, Anuradha Mathur, Geoff Manaugh, Nadia Hironaka, Chris Junkin, Winka Dubbeldam of Archi-tectonics, Jody Beck, Ferda Kolatan, Anna Pla Catala, Jay Villa, Peter McCleary, Abigail Hopkins, Srdjan Weiss of Normal Architecture Office, Kaz Morihata, Eric Ellingsen, Rhett Russo, Lucio Blandini, David Ruy, BLDGBLOG, Archinect. talk20 Philadelphia 3rd Edition: Julie Beckman, Isabel Castilla, Jonas Coersmeier, Elizabeth Doering, Ryan Keerns + Jonathan Kowalkoski, Andy Lucia + Megan Born, Andrew Phillips, Paul Preissner, Clark Thenhaus, and Marion Weiss of Weiss/Manfredi Architects. talk20 Boston 1st Edition: Studio Luz: ; Marcel Botha: ; Axel Killian: ; Michael Meredith: ; Axel Paredes: MIT; uni: ; Anna Schuleit: ; Jaron Lubin: ; Andrew Witt: With the suport of the ICA (Institute of Contemporary Art of Philadelphia), PennDesign Architecture and the GSD. Paul Privitera and Aaron Dorf produce talk20 Boston at the GSD. talk20 Chicago 1st Edition: Mokgwetsi Phala, Martin Felsen: Urban Lab, Penelope Dean: Editor Hunch, John Jourden: Chief Editor, Archinect, Julie Flohr, Toloudi Zenovia; Paula Palombo: Director, Extension Gallery, Laura Fehlberg + Mark Nagis, Verillium, Art Institute, Camille Yu, Thomas Kearns: Principal sand_box, Enrica Longo Eric Ellingsen organized and curated talk20 Chicago at IIT's Crown Hall. With the suport fron the Graham Foundation and the School of Architecture at the Illinois Institute of Technology