Dr. Harald (Harry) Wack earned a Ph.D. in chemistry from Johns Hopkins University in 2002. He began his career at Zestron’s American headquarters, reporting to his father in Germany, Dr. Oskar Wack. This was the beginning of Harry's long journey with Zestron culminating in his ascension to President of Zestron’s parent company, Dr.O.K. Wack Chemie GmbH. Mike Konrad spoke with Harry from his headquarters in Ingolstadt, Germany.