Osher Lifelong Learning Institute


  • AUGUST 3–18 — Priority registration is open from 11 a.m., Wednesday, August 3 until 4 p.m., Thursday, August 18.
  • WEEK OF AUGUST 22 — Class confirmations—Members receive confirmation emails detailing their confirmed class selections.
  • WEEK OF SEPTEMBER 6 — OLLI classes start for most 11-week, 13-week and first-5-week classes.
    • 13-week classes — Sept. 6-Dec. 9
    • 11-week classes — Sept. 6-Nov. 22
    • 1st 5-week classes — Sept. 6-Oct. 10 
    • 2nd 5-week classes — Oct. 18-Nov. 22
  • AUGUST 24–SEPTEMBER 20 — Drop/add and late registration—Registration reopens on a first-come, first-serve basis, for courses with open seats.
  • OCTOBER 11–25 — Drop/add and late registration — Registration re-opens for courses with open seats in the second 5-week session.
  • OCTOBER 18 — Second 5-week classes start.
  • NOVEMBER 8 — Election Day. No class; UD and OLLI offices closed.
  • NOVEMBER 23–25 — Thanksgiving Break. No class; UD and OLLI offices closed.

UD vaccination, testing requirement

Vaccines required, masks encouragedThe University of Delaware and the OLLI program are committed to hosting in-person programs in a safe, healthy environment. All OLLI in-person participants must provide one-time proof of full vaccination in order to attend in-person OLLI classes. Masks wearing is optional but strongly encouraged. Guidelines are subject to change in accordance with current UD health guidelines. For details, visit UD OLLI In-person Participation Guidelines