Dr. Holger Flick studied computer science at the University of Dortmund and received his doctorate from the Faculty of Mechanical Engineering at the Ruhr University in Bochum. He has been programming with Delphi since 1996 and has always been active in the community. During and after his studies, he worked as a freelancer on numerous projects for Borland and was able to exchange ideas directly with many Delphi experts from Scotts Valley, CA. Mainly, he tested Delphi for the QA department, but also programmed database applications and web applications for the Borland Developer Network. Holger has also presented at conferences and seminars on various Delphi topics. His commitment and extensive knowledge of Delphi programming, gained through years of theoretical and practical work in object-oriented programming with Delphi and other programming languages (e.g. C#, Objective-C), led to his appointment as Embarcadero Delphi MVP in 2016. From 2013 to 2018, Dr. Holger Flick was responsible for the entire software and hardware architecture of a medium-sized company in Germany. Among other things, he developed individual software solutions with Delphi. Since 2017, he presents products and solutions of TMS Software as Chief Evangelist in form of numerous technical articles, bilingual video tutorials, and leads through seminars. In 2019, he founded FlixEngineering LLC in the United States of America. Since 2020, he has published several hands-on Delphi paperback and hardcover books.