Conventional Wisdom: Lebensohl – Part 2 – July 6, 2020 Video Course You cannot view this unit as you\'re not logged in yet. To access this content, you must purchase Conventional Wisdom: Lebensohl Part 2 (July 06 2020).Post navigationPrevious post: Conventional Wisdom Notes: 2NT Openings and ResponsesNext post: Conventional Wisdom Notes: Lebensohl (Part 2)