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Southern Nazarene University - Character Culture Christ

School of Music at Southern Nazarene University

The School of Music is blessed with a faculty and staff that is talented, committed, and caring. You will find them gifted musicians, strong Christians, and interested in the growth of each student.

Faculty | Adjunct | Staff


Dr. Bryan Powell, Chair
Fine Arts 100A  |  405.717.6245  |

  • B.S., Southern Nazarene University
  • M.M., University of Colorado
  • Ph.D., University of Oklahoma

Dr. Powell began teaching at SNU in 2001 in the areas of applied piano, class piano, and
music theory. He currently provides oversight to the piano and worship arts programs.
Dr. Powell is also the Worship Pastor at Trinity Church of the Nazarene in Oklahoma
City, where he has attended since 2001. He is married to Lacy (an elementary school
teacher) and has two sons, Cole and Clay. He enjoys staying active and loves playing
sports with his sons and spending time in the mountains of Colorado.

Professor Rebekah Ambrosini
Fine Arts 106  |  405.491.6344  |

Professor Rebekah Ambrosini - Music Faculty at SNU

  • B.Mus., Oklahoma City University
  • M.P.A., Oklahoma City University
  • Graduate Study, University of Oklahoma

Rebekah Ambrosini received her B.M. and M.P.A. from Oklahoma City University. She has served on the voice faculties of Molloy College, Oklahoma City University, and the University of Oklahoma where she was also a Doctoral Fellow. The contralto is a regular soloist with many major American symphonies and has performed leading roles with national and international opera companies. Mrs. Ambrosini delights in training young singers, traveling and spending time with her husband and children.

Dr. Rich Cantwell
Dr. Rich CantwellFine Arts 119  |  405.717.6243  |

  • B.F.A., University of Nebraska
  • M.M., University of Nebraska
  • D.M.A., University of Missouri-Kansas City

Dr. Cantwell teaches Counterpoint, Orchestration, Church Music Administration and Aesthetics. He holds a B.F.A. in Music and Music Education from the University of Nebraska and a D.M.A. in Choral and Instrumental Conducting from the Conservatory of Music at the University of Missouri at Kansas City. He was the Instrumental Director in the Omaha public schools prior to his career in higher education. He also served as Associate Pastor of Music and Drama Ministries at Central Church of the Nazarene in Lenexa concurrent with his tenure at MidAmerica Nazarene University. He has been teaching at SNU since 2011. He and his wife Linda, enjoy spending time with their three adult children, their spouses and eight grandchildren in OKC, Denver, CO and Minneapolis, MN.

Dr. Jim Graves
Fine Arts 114  |  405.491.6343  |

Jim Graves - School of Music, Southern Nazarene University, Bethany, Oklahoma

  • B.Mus.Ed., Boise State University
  • M.M., Choral Conducting, University of North Texas
  • D.M.A., University of Oklahoma

Jim Graves joined the School of Music faculty in 2008 and conducts the Concert Choir, SNU Chorale, and University Singers.  Under Jim's direction, SNU ensembles have performed nationally and internationally, and and will perform at the Jazz Educators' Network national conference and the Southwest Convention of the American Choral Directors' Association in Spring 2018.

Professor Ken Rosfeld
Fine Arts Recording Studio  |  405.717.6201  |

Professor Ken Rosfeld

  • B.A., Southern Nazarene University

Prof. Ken Rosfeld has been professionally involved in the recording business in Oklahoma City since 1989 and has owned a professional recording studio business since 1995.  He has been on the faculty of SNU since 2005, serving as "Professional in Residence."  Prof. Rosfeld teaches Intro to Music Business, Studio Recording I & II, Live Recording Techniques, Intro to Production Technology, and History of Recorded Music.  He enjoys black and white photography, architecture, art history, and traveling with his wife, Kim, and son, Benjamin.

Adjunct Faculty

In addition to this fine array of full-time instructors, SNU is privileged to enjoy the services of many adjunct professors. The teachers come from across the greater Oklahoma City metroplex and bring with them a wide background of experience-- teaching, performing, and recording. These instructors include:

Margaret Ann Adams - Elementary Music Methods
Jeffrey Ambrosini - Voice
William Bohn - Tuba
James Brewer - Bassoon
Jonathan Curtis - Guitar, Guitar Ensemble
Audra Faust - Musical Stage Director
Joe Fine - Saxophone
Anne Guevara - String Methods
Rajah Kennedy - Trombone
Melissa Lewis - String Pedagogy
Tim Marek - Organ, Piano, Accompanist
John McCall - Electric Bass
Sophia Ro - Violin
Marilyn Rosfeld - Piano, Aural Theory
Stacy Smith - Clarinet
Ricky Spears - Trumpet, Horn, Jazz Band
M. Brian Stackhouse - Percussion, Percussion Ensemble
Nancy Stizza-Ortega - Flute
Valorie Tatge - Cello
Gerald Warlick - Oboe
Heather Wickersham - Violin


Mrs. Rhonda SpearMrs Rhonda Spear
 Fine Arts 100  |  405.491.6345  |

Rhonda serves as the School of Music's Administrative Assistant.  Anything she says...goes! ;-)

Our Nazarene Heritage
Founded in 1899, Southern Nazarene University is a private, Christian, liberal arts university - a service of the Church of the Nazarene. Located on a 40-acre campus just west of Oklahoma City, SNU grew out of several small colleges committed to educating people for lives of service to God, leadership, and reconciliation toward their neighbors and within the global community. More than 32,000 alumni work and serve throughout the United States and the world. Read About Our Heritage

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