Valerie Magar holds a BA in conservation of movable heritage (Escuela Nacional de Conservación, Restauración y Museografía, Mexico) and a PhD in archaeology (Université de Paris I, Sorbonne, France), who has specialized in the conservation of archaeological heritage, particularly mural paintings and rock art, as well as in history and theory of conservation.

She has worked in Mexico, at the Coordinación Nacional de Conservación del Patrimonio Cultural (CNCPC) of the Instituto Nacional de Antropología e Historia (INAH). She was national Coordinator of INAH between 2013 and 2016. Between 2004 and 2010, she worked at ICCROM as a conservation specialists, and she returned to ICCROM in 2018, where is manager of the Programmes Unit. She is a member if ICOM, ICOMOS and the World Archaeological Congress (WAC)
She has published on different issues in archaeological conservation, heritage management, and history and theory of conservation. She has participated as an editor for several journals in the past, and is currently the editor of Conversaciones..., co-published by INAH and ICCROM.