Gary R. Gruber (November 19, 1940 - August 27, 2019) was an American

theoretical physicist Theoretical physics is a branch of physics that employs mathematical models and abstractions of physical objects and systems to rationalize, explain and predict natural phenomena. This is in contrast to experimental physics, which uses experimen ...

educator A teacher, also called a schoolteacher or formally an educator, is a person who helps students to acquire knowledge, competence, or virtue, via the practice of teaching. ''Informally'' the role of teacher may be taken on by anyone (e.g. whe ...

, and author who wrote books and software programs for test preparation. His work focused on test-taking and critical thinking skills. His writings included the ''Gruber's Complete Guide'' series as well as books and columns of

brain teaser A brain teaser is a form of puzzle that requires thought to solve. It often requires thinking in unconventional ways with given constraints in mind; sometimes it also involves lateral thinking. Logic puzzles and riddles are specific types of br ...

puzzles and other articles. He also worked with schools, school districts, state departments of education and other educational organizations in the development of testing and critical thinking skills and educational motivation programs.

Personal Background

He graduated from

Brooklyn Technical High School Brooklyn Technical High School, commonly called Brooklyn Tech and administratively designated High School 430, is an elite public high school in New York City that specializes in science, technology, engineering, and mathematics. It is one of th ...

and obtained a bachelor's degree from the

City College of New York The City College of the City University of New York (also known as the City College of New York, or simply City College or CCNY) is a public university within the City University of New York (CUNY) system in New York City. Founded in 1847, Cit ...

and a master's degree in physics from

Columbia University Columbia University (also known as Columbia, and officially as Columbia University in the City of New York) is a private research university in New York City. Established in 1754 as King's College on the grounds of Trinity Church in Manhatt ...

. He obtained a PhD in physics from

Yeshiva University Yeshiva University is a private Orthodox Jewish university with four campuses in New York City."About YU
on the Yeshiva Universit ...

in 1969. He lived in

Mill Valley, California Mill Valley is a city in Marin County, California, Marin County, California, United States, located about north of San Francisco via the Golden Gate Bridge and from Napa Valley. The population was 14,231 at the 2020 United States Census, 2020 ...

and died on August 27, 2019.

References

{{DEFAULTSORT:Gruber, Gary 1940 births 2019 deaths American male writers American Jews City College of New York alumni Columbia Graduate School of Arts and Sciences alumni Educational assessment and evaluation theorists People from Brooklyn People from Mill Valley, California Yeshiva University alumni Brooklyn Technical High School alumni