Do You Know Your Basics? The Art of Asking Powerful Questions. Peggy Terletzki & Kees Wiebering Workshop at the Berlin Change Days, 31th Oct. – 2nd Nov. 2014 GLS Language School Berlin, Kastanienallee 82, 10435 Berlin, Germany   Who asks is leading. Questions are the basic tools of each consultant, coach and executive. But there(…)