Today it just occured to me that an in-person group could be started with this: "Introduction to Epicureanism: Through the Eyes of Lucretius" - and that the poetry of Lucretius may be a good way for people to "dip their toes" into Epicurean philosophy. So the next task would be to develop a week-by-week topic, with a short presentation and then follow that with discussion, based on Lucretius' De Rerum Natura. (I am also currently looking into library meeting rooms as a location for starting a group).
We have this sub-forum on Lucretius (which could be expanded with additional topics):