Current Graduate Students

_ALX1205-XLZachary Buker
Zachary Buker (Maybe a baritone/probably a tenor) is a music entrepreneur to his very core. In August of 2014, he co-founded a company based in Boise, Idaho called Opera Elect. Together with his partner Jordan Bowman, they have toured all over the Northwest making opera fun and accessible for everyone. In the summer of 2015, they premiered an original work written by local playwrights called:Tomorrow, Tomorrow. It has performances in 4 different states and has been a beacon of just how opera and modern music can marry together. When Zach isn’t performing, he’s teaching voice lessons and enjoying the outdoors through fitness and tennis. Website here:

Christina Kowalski-HolienChristina Kowalski-Holien
Lirico Spinto Soprano Christina Kowalski-Holien is a native of Germany, where she earned her Master’s Degree in Music and Drama from the Hochschule für Musik und Kunst in Frankfurt am Main. She made her debut in the United States as Marzelline in Beethoven’s Fidelio at the Mark Theater in Portland and her most recent engagement was as Cio Cio San in Madama Butterfly with the Rogue Opera. She has performed with numerous orchestras, opera companies and organizations throughout the Northwest and Europe.

 HeadshotAmy Kuefler
Amy Kuefler, soprano, is in her second year of University of Washington’s Masters of Music Program.  She completed her Bachelor of Arts Degree (Magna Cum Laude) at Vanguard University of California in 2012.  While at Vanguard, she distinguished herself among her peers through a joint effort to spearhead an Opera Scenes Program in coordination with the Theatre Department and faculty, demonstrated overall academic excellence, was awarded the Music History Excellence Award, and exhibited strong leadership skills in her capacity as Soprano Section Leader for the University Concert Choir.

Ben Kramer
Ben Kramer, recognized as a lyric baritone, is a man of many places, having been born in England, but moved to the states when he was four. Not only has he had the privilege to call England his home, but Texas, Florida, and most recently Utah, where he completed his Bachelors in Vocal Performance at BYU under the tutelage of Darrell Babidge. While at BYU he performed roles such as Pooh Bah (The Mikado), The Pirate King (The Pirates of Penzance), and even title roles such as Dr. Falke (Die Fledermaus) and Figaro (Le Nozze di Figaro). To begin his residency at UW, he will be making his professional debut with Lyric Opera Northwest in their upcoming production of Verdi’s Rigoletto, as Marullo. For the duration of his studies, he will be studying with Tom Harper. 

Emerald Lessley
Emerald Lessley, soprano, is in the third year of her doctorate in vocal performance at the University of Washington. A native of northern California, Emerald is delighted to return to the west coast after completing her Master of Music degree at the University of Central Oklahoma. Ms. Lessley has enjoyed roles such as Dido in Purcell’s Dido and Aeneas, Geraldine in Barber’s A Hand of Bridge, La Ciesca in Puccini’s Gianni Schicchi, Pauline in Barab’s A Toy Shop, Despina in Mozart’s Cosi fan tutte, and Estrella in Offenbach’s La Perichole. Emerald is also an active soloist, and she performs frequently in solo and chamber music recitals, and serves as the Musical Theater voice instructor for this newly created degree program.

Josh Lutman picJoshua Lutman
Joshua Lutman is attending the University of Washington to pursue his masters degree in vocal performance under Thomas Harper. He graduated from Indiana University of Pennsylvania with a bachelor’s degree in music education under the vocal direction of Joseph Baunoch. He is currently preparing his first role as Mercurio in Francesco Cavalli’s La Calisto.


gLxuerdQAAAAASUVORK5CYII=Kristin K. Vogel Lindenmuth
Currently working towards completion of her doctorate at UW, Kristin K. Vogel Lindenmuth earned her master’s degree in voice performance from Manhattan School of Music and her bachelor’s degree in vocal arts from the University of Southern California. She has received national and international awards and acclaim, and has sung with companies including Eugene Opera (Oregon), Boheme Opera New Jersey, Helena Symphony (Montana), Des Moines Metro Opera, Utah Festival Opera, Dicapo Opera (New York), Opera Company of Brooklyn, The Village Light Opera Group, Light Opera Of New York, and the Natchez Festival of Music. While teaching voice and assisting with the Opera at UW, Kristin founded the Orpheus Ensemble opera outreach troupe, has performed as a soloist with the UW Opera and the UW Symphony and choirs, and is researching Schubert’s stage-works for her dissertation.

kkelley_headshot_2015Katie Kelley
Katie Kelley is a native of Houston, Texas and has studied voice for over a decade. She completed her undergraduate voice degree in 2015 at Baylor University, where she studied with Dr. Jack Coldiron and Dr. Deborah Williamson. She performed several roles with the Baylor Opera Theater, such as Sister Martha in Dialogues of the Carmelites and Zerlina is a program featuring scenes from Don Giovanni. Katie attended the AIMS in Graz summer program in 2014 where she was a student of Tom Harper, with whom she now studies at the University of Washington as a newly entering Masters student.

Picard headshotAlexandra Picard
Soprano Alexan­dra Picard earned her Bach­e­lor of Arts from Har­vard Uni­ver­sity and her Mas­ters in Music from the San Fran­cisco Con­ser­va­tory. She is cur­rently in her third year as a DMA in Vocal Per­for­mance.

An avid lover of recital and concert work, Ms. Picard teaches voice privately and maintains a busy performing schedule. For per­for­mance high­lights and an upcom­ing sched­ule, please visit

Brianna Valencia
Brianna Valencia is a third year DMA candidate in Vocal Performance at the University of Washington. A California native, she’s spent the last six years in South Carolina pursuing her Bachelor’s and Master’s in performance from Winthrop University and the University of South Carolina. An active performer, she’s also maintained a private voice studio for the past four years. She loves working with children and is especially passionate about teaching those who are impoverished.

Patrick BorrorPatrick Ross Borror
Patrick Ross Borror, baritone, is in the second year of his masters degree at University of Washington, where he serves as a Voice Department teaching assistant.  He holds a bachelor’s degree in vocal performance from University of Central Oklahoma. He has enjoyed performing such roles as Gianni in Puccini’s Gianni Schicchi, Dulcamara in Donizetti’s L’elisir D’amore,  and Guglielmo in Mozart’s Cosi fan tutte.  He is excited to teach voice and assist with opera this coming year and will also be directing the Orpheus Ensemble outreach project founded previously by Kristin Lindinmuth.    For performance clips, resume, and schedule please visit

Denna Good MojabDenna Good-Mojab
Denná Good-Mojab graduated cum laude with a Bachelor of Music in Voice from the University of Washington (UW) and is now pursuing a Master of Music in Voice Performance at UW. She has earned numerous awards for academic achievement, vocal performance, and community service, including being named a 2014 YoungArts Winner by the National YoungArts Foundation, named a Grand Prize Winner in the 2014 Young Artist Awards Competition co-presented by KING FM and the Seattle Chamber Music Society (SCMS), awarded the 2014 Bev Sellers Memorial Scholarship by the Young Singers Foundation, and awarded the 2014 Monika Meyers Clowes Memorial Award by the SCMS. She has performed in 10 operas, including with the Seattle Opera, Portland Opera, UW Opera Theater, Portland State University Opera, and Opera Theater Oregon.

Dakota MillerDakota Miller
Dakota Miller is in the first year of her doctoral degree program at UW, and studies with Tom Harper. Originally from Indiana, she received her Bachelor of Music from the University of Indianapolis. At UW she has participated in both opera workshop and Orpheus Ensemble, performing scenes from Maria Stuarda and Der Rosenkavalier. In March of 2014, she had the opportunity to perform the role of Ino in Handel’s Semele as part of the collaboration between the university and Pacific Music Works, and was one of the three spirits in the 2015 production of Magic Flute.

Sarah-MoranSarah Moran
Sarah Moran is a third year DMA student in Voice Performance.  She earned her Master’s and Bachelor’s degrees at the Eastman School of Music. From 2008 to 2012, Sarah served on the faculty of Knox College in Illinois where she taught Private Voice, Opera Workshop and Vocal Pedagogy. She as also been on the voice faculty at Monmouth College, Il and has taught class voice at Tacoma Community College.  During the summer of 2013, Sarah served as lead teaching artist for the Seattle Opera Youth Opera Chorus Program. Sarah is currently director of choirs at First Lutheran Church, Bothell and continues teaching private voice.  She lives in Seattle with her husband Gregory Lewis and son Seamus.

Botero headshotCarolina Botero
Born in Barranquilla, Colombia, Carolina studied piano and voice for over a decade and performed in numerous occasions for Amira De La Rosa Opera house in Barranquilla. She completed her undergraduate studies at Catholic University in Washington DC and pursued her Master’s in vocal performance at University of St. Thomas in Houston, TX. She is currently a first year DMA candidate in vocal performance at the University of Washington. Opera roles include: Dialogues of the Carmelites, L’Elisir d’amore, Die Zauberflöte, Don Pasquale, Le Nozze di Figaro, Die Fledermaus, Cosí fan tutte, Der Freischütz, and the Musicals She Loves Me, Fiorello! and West Side Story performed in Washington DC, New York and Texas. Additionally she performed for the Houston Grand Opera for several seasons. As a vocal performer she has received raving reviews from El Heraldo (Colombia), The Washington Post (DC), The Times Herald (NY), The Houston Chronicle and Rumbo (Houston, TX). Carolina is very passionate about teaching and thoroughly enjoyed working as a voice teacher for the Music Preparatory School at University of St. Thomas and as a private studio teacher at the West Oaks Music Studio in Houston, TX.

William Brooke
William Brooke, tenor, is in his third year of doctoral studies at the University of Washington.  He received his bachelor’s degree from Indiana University – Bloomington in Music and Finance and a Master of Music degree in vocal pedagogy from Belmont University.  Upcoming performances include a solo recital, which will feature unpublished works by Ruggero Leoncavallo and guest soloist for Schubert’s Intende voci D.963 with the University of Washington’s Symphony Orchestra, Chamber Singers and University Chorale.  In addition to musical studies and performances, William has enjoyed success in the business world as President of the Derrick Horne Company and was awarded a full-tuition scholarship to study law at Tulane University.