-
Kyle Simpson -
Stephen M. R. Covey, Rebecca R. Merrill -
Timothy Samara -
Dr. Bodor Mária -
Al Ries, Jack Trout -
Jim Lancaster, Emily Adams -
Dr. Sztanó Imre -
Chester L.Karrass -
Michael Ballé és Freddy Ballé -
K. Jeffrey Liker -
Geoffry Moss -
Robert G.Hangstrom -
Nicole Forsgren, Jez Humbe, Gene Kim
