SEI: 26th Biennial Lecture Series 3 events found. Views Navigation Event Views Navigation Summary List Month Day Today Upcoming Upcoming Select date. Sep 2025 Tue 9 5:00 pm - 8:00 pm SEI: 26th Biennial Lecture Series Tue 30 5:00 pm - 8:00 pm SEI: 26th Biennial Lecture Series Oct 2025 Tue 21 5:00 pm - 8:00 pm SEI: 26th Biennial Lecture Series Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file IL Section T&DI Board Meeting