Évaluation : 4 sur 5 étoiles
4/5
Chargement
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author
Kenneth Gronbach
Kenneth W. Gronbach is president of KGC Direct and a popular keynote speaker, known for his original demographic research and ability to forecast markets and societal trends. He is author of The Ag...voir plusKenneth W. Gronbach is president of KGC Direct and a popular keynote speaker, known for his original demographic research and ability to forecast markets and societal trends. He is author of The Age Curve. M.J. Moye is an editorial consultant and demographic researcher.voir moins