Mack-DeBoer received an Executive MBA in Media Management from Steinbeis Business Academy (Steinbeis-Hochschule-Berlin) and a degree in Commercial Economics specializing in International Business and Marketing from the Hogeschool INHOLLAND in the Netherlands. Liesbeth is fluent in Dutch, German, and English.<ref>[http://www.sedo.com/us/about-us/press/our-management-team/?tracked=&partnerid=&language=at Sedo Management Team]</ref><ref>[http://de.linkedin.com/pub/liesbeth-mack-de-boer/0/496/751 LinkedIn]</ref>
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Mack-de Boer received an Executive MBA in Media Management from Steinbeis Business Academy (Steinbeis-Hochschule-Berlin) and a degree in Commercial Economics specializing in International Business and Marketing from the Hogeschool INHOLLAND in the Netherlands. Liesbeth is fluent in Dutch, German, and English.<ref>[http://www.sedo.com/us/about-us/press/our-management-team/?tracked=&partnerid=&language=at Sedo Management Team]</ref><ref>[http://de.linkedin.com/pub/liesbeth-mack-de-boer/0/496/751 LinkedIn]</ref>