This study is devoted to unveil the potential of Visual Thinking in business sessions, also named Graphic Facilitation, and to improve the effectiveness of this method. Sketching is often not considered as a form of thinking in modern educational systems which continue to be based on the study of words and numbers. In decades, the gap has been re-bridging when Visual Thinking in sessions developed in Mid 21st century. However, human interactions are keys to an effective session but not well understood to their influences in sessions in both academic literature and real practice. With...