String Project Faculty

The University of Arizona String Project is directed by Dr. Theodore Buchholz.


Lichi Acosta is a Graduate teaching assistant at the Fred Fox School of Music. He is a member of the graduate string quartet at the Fred Fox School of music, where he studies with Dr. Theodore Buchholz. He has recently received the Distinguished master’s student award at the University of Arizona. Lichi has performed all around Argentina, Brazil and the US. His experience includes solo concertos, chamber music and orchestra, working with prestigious musicians like Marin Alsop, Daniel Barenboim, Giancarlo Guerrero and members of the James Ehnes and Cavani string quartets among others.
Laureate in many competitions and auditions, including the University of Arizona Solo String competition, Mozarteum’s young string competition and Teatro Colon’s orchestra; Lichi has played for many internationally renowned artists like Kian Soltani, Christian Póltera, Paul Katz, Brant Taylor, Amit Peled, Peter Salaff among others. Music is not the only discipline Lichi enjoys, but he has great affinity for the arts and sciences, winner of many national and international Math competitions and two-year member of the Argentinian Math Olympic team, Lichi’s former teachers include Leo Viola, Hans Jørgen Jensen, Julie Albers, Richard Aaron and Leo Singer. In his free time you can find Lichi cooking, playing chess and watching documentaries.

Claire Davis is a performer and an educator. As a violist and a chamber musician, she has performed in ensembles, concerts, and festivals virtually and in Iowa, Minnesota, Colorado, and Alaska. Recent highlights include the Saint Paul Chamber Music Institute and the Grinnell Symphony Orchestra, in which she served as principal violist for four years. As an advocate for equity in music, Claire aims to support diverse voices through representative programming, pushing for inclusion at all levels of decision-making, and music history research. Her quartet recently premiered her performing edition of Isabella Beaton’s Quartet for Stringed Instruments (1898-1899).

Currently based in Tucson, AZ, Claire teaches private lessons and group classes at the University of Arizona’s String Project. Previously, Claire was the Associate Teacher of Viola and Violin at Studio E Grinnell and co-taught KidsMusic, an after-school elementary program, in Grinnell, IA. Beyond forming excellent technical proficiency, Claire aims to support her students’ self-confidence, sense of belonging, and well-being through her teaching.

Claire is pursuing her Master of Music in Viola Performance with Dr. Molly Gebrian at the University of Arizona. She attained her Bachelor of Arts in Music and History from Grinnell College.

Brynne Gallup, a Utah native, is currently pursuing a Bachelor of Music in Violin Performance at the University of Arizona under the direction of Timothy Kantor. An active orchestral and chamber musician, Brynne is a member of the Arizona Symphony Orchestra along with utilizing the University of Arizona chamber music program to work with a diverse group of ensembles. A strong advocate for the performance of works composed by women, Brynne endeavors to bring more compositions by women into the spotlight through her own performances; she has recently showcased works by Emilie Mayer, Florence Price, and Amanda Maier. 

Brynne has spent her last four summers at Kinhaven Music School in the hills of Vermont studying a diverse array of chamber and orchestral music, most recently working with Tomoko Fujita and Adrienne Kim. Brynne formerly studied with David Price and Kathryn Eberle and frequently collaborates with Jared Oaks. 

Outside of music, Brynne spends her summers waterskiing and travelling as much as possible, most recently making her first visit to Germany, France, Switzerland, Belgium, and The Netherlands.

Helena Hadlock is a senior violin performance major from Denver, Colorado, studying with Professor Lauren Roth. Helena has performed solo repertoire in multiple masterclasses with guest artists like Alex Woods, Noah Geller, Ronald Patterson and Alexander Kerr. Helena also has performed solo repertoire in competitions such as the University of Arizona Concerto Competition and the Eastern Music Festival Concerto Competition. Helena currently participates in the Arizona Symphony Orchestra at the University of Arizona. Helena served as the concertmaster of multiple orchestras, such as the Arizona Philharmonic Orchestra and the Carnegie Mellon Millennium Symphony Orchestra. Outside of the University of Arizona, Helena participated in the 2021 Eastern Music Festival, where she studied with Dr. Courtney LeBauer. In the summer of 2022, Helena interned for the Nashville Symphony and studied with Erin Hall.

An avid musician and teacher, Carissa Powe started playing the violin when she was three years old and is currently pursuing a Bachelor’s of Arts in Violin Performance at the University of Arizona’s Fred Fox School of Music. She has won multiple awards locally and nationally for her solo and chamber performances, and she made her debut solo performance with the Tucson Symphony Orchestra when she was 12 years old. Teaching is a passion she has been pursuing for the past 5 years, and in her free time she enjoys discovering contemporary classical artists and hiking.

Delia Robbennolt is currently in her third year of a Bachelors of Music Degree in Violin Performance studying under Tim Kantor at the University of Arizona. Delia is originally from Brooklyn, NY where she started playing violin at the age of four. She has always had a passion for playing with others, which has brought her to programs like Kinhaven Music School, Chamber Music Center of New York, Interlochen Violin Intensive, and Prague Summer Nights. She mostly enjoys playing chamber music and exploring new compositions. She completed an intensive Kaleidoscope Music teaching course in New York and has coached beginning violin students. In her free time, she enjoys going on long walks, and bedazzling!

Sarah Rosales is a senior undergraduate student at the University of Arizona pursuing a double degree in Cello Performance and Illustration/Design/Animation. Sarah studies at the university under the guidance of Dr. Theodore Buchholz at the Fred Fox School of Music. Over the years, Sarah has acquired a number of performance opportunities, including at the International Summer Music Institute at the University of North Texas, the Killington Music Festival in Killington, Vermont, and the El Paso Youth Symphony Orchestras, where they have performed as both a soloist and an ensemble member. Currently, Sarah performs in the Arizona Symphony Orchestra and the chamber music programs at the University of Arizona.
Sarah is passionate about the exposure of marginalized and underrepresented groups in the arts, especially the LGBT+ community. On their free time, Sarah enjoys other creative activities such as drawing and playing Dungeons and Dragons.

Dorthea Stephenson is currently in her fourth year of a Bachelor’s of Music Degree in Viola Performance at the University of Arizona Fred Fox School of Music, where she studies with Dr. Molly Gebrian. An avid advocate for underrepresented voices in classical music, Dorthea was part of a team of musicians from across the country to develop a database for underrepresented composers who have written viola repertoire. The database is currently on the American Viola Society website, and has over 500 composers and nearly 1600 pieces. While at the University of Arizona, she has performed with several ensembles, including University of Arizona Philharmonic, Arizona Symphony Orchestra, Desert Vio- las (a viola ensemble), and various chamber ensembles. She loves classical music, and would like to have a studio someday where she can share her love of viola and music with other underprivileged students free of charge. Dorthea is passionate about sharing the gift of music with underprivileged students in hope that music provides as much peace and solace as It does for herself. Dorthea also hopes to continue to pursue a graduate degree in viola performance once she graduates, and hopes to have a career as an orchestral musician.

Clare Truss is an undergraduate studying music education at The University of Arizona Fred Fox School of Music. Clare’s primary instrument is the violin which she studies under professor Timothy Kantor. She has experience as both performer and teacher, having played with the UA Philharmonic Orchestra, Southern Arizona Symphony, Tucson Repertory Orchestra, as well as several small chamber ensembles. Clare has several years of teaching experience as a former coach for Tucson Junior Strings, a returning clinician for Sahuarita Unified School District Orchestra Day, and through shadowing many fantastic K-12 teachers as part of her music education curriculum.



Faculty members Mr. El, Mr. Jayden, and Ms. Maria perform Auld Lang Syne for three cellos.