David Wienecke's Profile > David's Groups

Six Sigma
2 members — last activity Jan 14, 2015 06:27AM
David's comments (1) — moderator

50 books to read before you die
11928 members — last activity Feb 21, 2026 04:12PM
David's comments (0)

12 Books - Author Led Business Book Group
1421 members — last activity Jul 09, 2021 04:02AM
David's comments (0)

Aspies
174 members — last activity Sep 14, 2025 04:06AM
David's comments (0)

C. S. Lewis
882 members — last activity Nov 30, 2025 01:47PM
David's comments (0)

Fantastic Fantasy and Science Fiction
377 members — last activity Sep 22, 2018 07:23AM
David's comments (0)

Philosophy
5809 members — last activity Jan 22, 2026 12:10PM
David's comments (0)

All Things Jim Butcher
626 members — last activity Oct 01, 2019 07:38PM
David's comments (0)