Tech Reunions returns to MIT’s campus for a historic celebration
After two years of virtual celebrations, MIT welcomed back more than 9,800 alumni and guests to celebrate the anniversaries of their graduation from the Institute. The festivities included an on-campus graduation celebration featuring a key-note address from Kealoha Wong '99 for the classes of 2020 and 2021, whose commencement ceremonies were held online. In addition to milestone reunion year classes, the 50th and 25th reunion classes from the last two years were also invited back to celebrate.
Tech Night at Pops, an exclusive performance for MIT at Symphony Hall in Boston, marked its 124th year with soloist Sitan Chen, PhD '21.
The celebration continued at the Pops Encore Party. 
In celebration of their 50th reunions, alumni from the classes of 1970, 1971, and 1972 led Friday's procession into Killian Court. Commencement exercises also included a keynote address from Ngozi Okonjo-Iweala, MCP '78, PhD '81, director-general of the World Trade Organization. 
The 2021-2022 Alumni Association president Annalisa Weigel '94, '95, SM '00, PhD '02, served as the chief marshal at commencement, carrying the ceremonial mace.This year's Tech Day program featured a morning session on research in the field of longevity and innovation and an afternoon session celebrating economics. 
The event also featured the first recognition of the MIT Alumni Better World Service Award, given to Reinier Beeuwkes '67 and Dheera Ananthakrishnan '90.
Alumni reconnect and dance at the Multicultural Fest. 
Emily Jamieson '97 (left) and Stefanie (Speaker) Lemon '97 celebrate their 25th reunion with a lobster bake.
After a full day of events, Saturday was capped off with games and a live band at Toast to Tech-where alumni danced and talked late into the night.The excitement on campus was palpable-alumni rejoiced at reconnecting in person over the weekend as they enjoyed touring the campus, learning from MIT faculty and fellow alums at the Tech Day program, catching up with classmates at class dinners and TIMTalk" presentations, and dancing the night away at Toast to Tech.
Photos above are by photographers Allegra Boverman, Juliette Halsey, Mel Musto, and Mike Spencer. To see more photos from the weekend, visit bit.ly/TechReunions2022.