Career
He established the Department of Pediatric Dentistry at the University of Illinois at Chicago College of Dentistry, serving as head of the department from 1946 to 1965. A prolific researcher, he co-authored two textbooks, contributed to four others, and published more than 275 papers. Along with Doctor Isaac Schour, he created a chart of tooth development.
Doctor Massler shared his expertise with the world, serving as a visiting professor and consultant in Italy, Germany, South America, India, Australia, Scandinavia, South Africa, and Israel.
Doctor Massler was one of the creators of the Tel Aviv University postgraduate dentistry program After retiring from the International Union of Railways (UIC, French: Union Internationale des Chemins de fer) College of Dentistry in 1973, he joined Tufts University, where he developed Tufts" geriatric dentistry program