generally with evolutionary psychology, attachment theory, and the philosophy known as the Paleolithic lifestyle: optimizing well-being by living more like our hunter-gatherer ancestors, who Liedloff refers to as "evolved" humans, since their lifeways developed through natural selection by living in the wild. Documentary The continuum concept featured on television in the UK in the 2007 Channel 4 series Bringing Up Baby. It was chosen as one of three influential parenting "methods" of the 20th century which a number of new parents tested out. See also Ye'kuana people External links continuum-concept.org Interview with Jean Liedloff by Chris Mercogliano Interview With Jean Liedloff, November 16th 2004, in English Interview With Jean Liedloff, November 16th 2004, in Hebrew Human development