Dual-mode Teaching for Business School Lausanne Posted on 6 August 20206 September 2020 by Dr David Claivaz As CEO of Lemania Swiss Group of Schools and Acting of Business School Lausanne, Dr. David Claivaz explains what is Dual-mode Teaching, and why it is here to stay. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn Share on WhatsApp (Opens in new window) WhatsApp Posted in BloggED, GDL Canvas, The Pivot.