Rep. Allen is holding a conversation with Mainers in Waterville next Monday night. It's open to the public.
As I've remarked previously, Sen. Collins seems to find plenty of time to talk to middle schoolers. But I can't remember the last time she took questions from actual Maine voters in an open forum.
Free Collins Watch subscription to anyone who can prove Collins has held a free Q & A, open to the public, for Maine adults within the last year.