What has the author Sandi Patti written?

It seems you're asking about the famous gospel singer Sandi Patty, not an author. She is a renowned singer with a successful career spanning decades.

If you're interested in her discography, here are some of her most notable albums:

* The White Album (1981)

* For All My Life (1982)

* Morning, Noon and Night (1983)

* The Brightest Star (1985)

* From the Heart (1986)

* Sandi Patty (1988)

* The Best of Sandi Patty (1991)

* More Than Words (1994)

* This Is My Heart (1996)

* Best of Sandi Patty: 20 Years of Love and Music (2001)

* A Woman's Heart (2004)

* Hymns (2012)

Sandi Patty has also released numerous singles, concert recordings, and special edition albums throughout her career.