Dr. Gerald D. Blumenthal Celebrated for Dedication to the Field of Business and Public Speaking

HOUSTON, TX, April 28, 2023 - Gerald Blumenthal has been included in Marquis Who's Who. As in all Marquis Who's Who biographical volumes, individuals profiled are selected on the basis of current reference value. Factors such as position, noteworthy accomplishments, visibility, and prominence in a field are all taken into account during the selection process.

Backed by years of professional experience in direct marketing, entrepreneurship, communication, and more, Dr. Blumenthal presently excels as the founder and owner of Evaluation Systems for Personnel. Since the late-1970s, he has successfully operated a mystery shopping company for Fortune 100 companies and many major airports. Through his company, Dr. Blumenthal helped develop a web-based dashboard that allows clients to access their past and present data at the click of a button.

Over the years, Dr. Blumenthal has also served as the owner of Sembel-it, which was a knock-down pine furniture and shelving manufacturer, and as the head of engineering and testing for De Beers Corporation. A seasoned mechanical industrial psychologist and a world-renowned authority on the handwriting of serial killers, he has also authored the book "Serial Killers: Their Lives, Their Crimes, and Their Handwriting," which delves into the lives, crimes, and handwriting styles of 34 of the most notorious serial killers. Likewise, Dr. Blumenthal authored such books as "The Brass Compass," "Monkey Trial-Judgment Day," "Lauren-The Advantages of a Teenage Detective," which was dedicated to his late daughter, and "Lauren II: The Adventures of a Teenage Detective."

An expert in his field, Dr. Blumenthal holds a Bachelor of Science in mechanical engineering from the University of KwaZulu-Natal, which he earned in 1960. Subsequently, he received a degree in industrial psychology from the Derby College of Technology and a PhD in mechanical engineering from the University of Witwatersrand. Looking ahead, Dr. Blumenthal intends to promote his public speaking role.

About Marquis Who's Who®:
Since 1899, when A. N. Marquis printed the First Edition of Who's Who in America®, Marquis Who's Who® has chronicled the lives of the most accomplished individuals and innovators from every significant field of endeavor, including politics, business, medicine, law, education, art, religion and entertainment. Marquis celebrates its 125th anniversary in 2023, and Who's Who in America® remains an essential biographical source for thousands of researchers, journalists, librarians and executive search firms around the world. Marquis® publications may be visited at the official Marquis Who's Who® website at www.marquiswhoswho.com.

Contact Information

Marquis Who's Who Ventures LLC
Uniondale, NY
Voice: 844-394-6946

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