2. (General Physics) of or concerned with a lens or lenses. 3. (Botany) shaped like a lentil seed. 4. (Celestial Objects) of or relating to a galaxy with a large central bulge, small disc, but no spiral arms, intermediate in shape between spiral and elliptical galaxies.
Beck collaborated with Maria Kovacs, PhD, in the development of the Children's Depression Inventory, which used the BDI as a model. Beck's work at the University of Pennsylvania inspired Martin Seligman to refine his own cognitive techniques and exercises, and later work on learned helplessness.
Person Centered Therapy. Saul McLeod published 2008, updated 2015. Humanistic therapies evolved in the USA during the 1950s. Carl Rogers proposed that therapy could be simpler, warmer and more optimistic than that carried out by behavioral or psychodynamic psychologists.