Alexandra Adler was a neurologist

Neurology

Neurology is a medical specialty dealing with disorders of the nervous system. Specifically, it deals with the diagnosis and treatment of all categories of disease involving the central, peripheral, and autonomic nervous systems, including their coverings, blood vessels, and all effector tissue,...

 and the daughter of psychoanalyst Alfred Adler

Alfred Adler

Alfred Adler was an Austrian medical doctor, psychotherapist, and founder of the school of individual psychology. In collaboration with Sigmund Freud and a small group of Freud's colleagues, Adler was among the co-founders of the psychoanalytic movement as a core member of the Vienna...

. She has been described as one of the "leading systematizers and interpreters" of Adlerian psychology. In 1937, Adler and Tracy Jackson Putnam conducted a study on a brain of a multiple sclerosis

Multiple sclerosis

Multiple sclerosis is an inflammatory disease in which the fatty myelin sheaths around the axons of the brain and spinal cord are damaged, leading to demyelination and scarring as well as a broad spectrum of signs and symptoms...

 victim. Illustrations from the study are frequently used in medical literature. Adler's detailed studies on 500 survivors of the Cocoanut Grove fire

Cocoanut Grove fire

The Cocoanut Grove was Boston's premier nightclub during the post-Prohibition 1930s and 40s. On November 28, 1942, occurred the scene of what remains the deadliest nightclub fire, killing 492 people and injuring hundreds more...

 is noted as some of the earliest research on posttraumatic stress disorder.

Source