John Chapin Brinsmande

John Chapin Brinsmade succeeded Mr. Gunn, his father-in-law, as Head of School in 1881, and continued a tradition of academic innovation as the public school system established itself in Connecticut. He served as Head of School for 41 years, the longest tenure in the school’s history to date.
- He expanded the school outside of the family home, building a dormitory, a schoolhouse and a gymnasium.
- During his tenure, the science curriculum was expanded to include labs as college entrance became more competitive.
- Fraternities were established, which had teachers as well as students as members.