Mário João Laginha dos Santos, OIH (born April 25, 1960, in Lisbon), a pianist and composer, is one of the most well-known Portuguese jazz musicians today.He is mostly recognized for his collaborations with Portuguese jazz singer Maria João, with whom he recorded over a dozen albums and toured worldwide extensively.Other acknowledged collaboration work includes four-handed piano sessions with Bernardo Sassetti and Pedro Burmester.Mário's main influence on piano is Keith Jarrett.You can help Wikipedia by expanding it.This article on a Portuguese musician is a stub.