Pierre Daniel Vidal (27 April 1927 – 5 February 2010) was a French composer, organist, and musicologist.
Then he followed the lessons by Henri Challan in harmony at the Conservatoire de Paris.
He read a lot of good books about classical music, especially those by Albert Schweitzer and Boris de Schloezer.
He became a specialist by hearing the recordings of Wilhelm Furtwängler, Willem Mengelberg, Karl Münchinger and Helmut Walcha.
Following the advice of Michel Chapuis, he became an organ teacher at the Conservatoire de Strasbourg in 1967.