University training in psychology, music, and theatre set the stage for William Wesbrooks' career in professional theatre, which has spanned acting, singing, directing, playwriting, and teaching. Since 2001 his work has been concentrated at New York University where he was asked to assume the directorship of the Program in Vocal Performance in the Steinhardt School of Culture, Education, and Human Development. As a Music Associate Professor he oversees a program that trains singers at the bachelors, masters, advanced certificate, and doctoral levels for careers as both performing artists and teachers.

NYU directing credits include Carousel, The Most Happy Fella', Fiorello!Candide, A Little Night Music, 110 in the ShadeInto the Woods, Jacques Brel is Alive and Well and Living in ParisHansel & GretelHand Across the Sea​Street Scene, The Pirates of Penzanceand The Merry Widow as well as the gala performance of King David at which the authors - Alan Menken and Sir Tim Rice - were inducted into NYU's Music Theatre Hall of Fame.

Professional directing credits include Tovah Feldshuh's critically acclaimed off-Broadway play, Tallulah, Hallelujah! (named by USA Today as one of the "Ten Best Productions" of the year 2000), the off-Broadway premier of The Water CoolersGypsy, starring Dolores Gray, and Shenandoah starring John Raitt. He staged the musical numbers for Sarah Miles' one-woman show, SHEBA, and has directed national tours of Brigadoon, Seven Brides for Seven BrothersThe King and IMeet Me in St. Louis, The Sound of Music, and West Side Story. Regional credits include My Fair Lady, Peter Pan, Private Lives, The Mikado, The Secret Garden, A Wonderful Life (named "best musical" and "best director" by the Richmond Times-Dispatch), and The Pirates of Penzance (named "best musical" by the ​Richmond Times-Dispatch). International credits include My One and Only starring Jodi Benson (Cologne, Berlin, Munich, Vienna) and The Fantasticks! for La Fenice in Venice, Italy. 

As a playwright his first play, Before I Wake, was awarded a CAPS Fellowship and a Ludwig Vogelstein Grant as well as a development grant from the Pilgrim Project. With composer Ronald Strauss he co-wrote the libretto for Barbary Keep, a ballad opera which received a 1994 development grant from the National Endowment as was produced in the spring of 2001 asa part of NYU's new works development project. In collaboration with composer/lyricist Maury Yeston he wrote the book for History Loves Company and directed that show's world premier in Chicago. 

Raised in New Mexico under western skies, and having lived in the Big Apple for the past forty years, he happily divides his time between New York University and his home in Santa Fe. 

"If you are a student of singing and acting, your study is made up of many separate parts - the bits and pieces of information that you glean from many different teachers in different areas of study. The goal is to take those separate parts and bring them together into a unified whole."