Photos from the Boston area (mainly)

• Adriano Garsia and me at a little-known area of Cambridge (September, 1981)
  
  
• Organizers and guest of honor at Rotafest, M.I.T. (April 1999).
  
  
• Geese (and a few pigeons) in Cambridge (July 13, 2002).
  
  
• An edible version of M.I.T., at Toast to Tech, June 4, 2011.
  
  
• An impressive tree in Central Square, Cambridge (June 4, 2011).
  
  
• CCCC (Cambridge Combinatorics and Coffee Club) and combinatorics dinners
  
  
• Clay Research Academy
  
  
• Putnam competition
  
  
• Retrospective in Combinatorics, MIT, June 22-29, 2004
  
  
• Spies, June-September 2010
  
  
• One of M.I.T.'s greatest archaeological treasures no longer exists, due to the retirement of Dan Kleitman. For a look at the former glory of room 2-347, click here.
  
  
• Me with students #56, #57, and #58: Taedong Yun, Yan Zhang ( 张研), and Nan Li (李楠), June 6, 2013
  
  
• Me with Benjamin Iriarte (student #59) and family, June 4, 2015