Michael Edward Peskin (born October 27, 1951, Philadelphia) is an American theoretical physicist.

[5] Michael Peskin is a fourth generation descendent of Jewish Lithuanian emigrants from the Pale of Settlement.

Peskin attended Lower Merion High School in the Philadelphia area and later New Trier West in the Chicago suburbs.

[15] In 1990, Peskin and Tatsu Takeuchi proposed the parameterization of a set of three measurable quantities, called S, T, and U, that are used to describe and simplify precision electroweak fits.

[21][22][23][24] He is interested in modelling dark matter[25] and is a noted advocate of building a future linear collider,[26][24] a “Higgs factory”.