Psychodynamics New Synthesis", psychiatrist Mardi J. Horowitz states that his own interest and fascination with psychodynamics began during the 1950s, when he heard Ralph Greenson, a popular local psychoanalyst who spoke to the public on topics such as "People who Hate", speak on the radio at UCLA. In his radio discussion, according to Horowitz, he "vividly described neurotic behavior and unconscious mental processes and linked psychodynamics theory directly to everyday life." In the 1950s, American psychiatrist Eric Berne built on Freud's psychodynamic model, particularly that of the "ego states", to develop a psychology of human interactions called transactional analysis which, according
Eric Ragnor Sventenius Eric Ragnor Sventenius Eric (Don Ericus) Ragnor Sventenius (born Erik Ragnar Svensson; also known simply as Eric (Erich, Enrico) Ragnor) (10 October 1910 — 23 June 1973) was a Hispano-Swedish botanist. Born in the small town of Skirö, Vetlanda, he studied in various universities across Europe. In Spain, he studied at the Marimurta Botanical Garden in Blanes which had been founded in 1920 by Karl Faust. In 1931, he traveled to the Canary Islands. In 1952, he began working at the Botanical Garden of Tenerife ("Jardín de Aclimatación de la Orotava"). He studied and cataloged unclassified Canarian species. Sventenius proposed