Board of Executive Directors

Drue Bullington, President

Drue Bullington teaches elemental music and movement at Brownstown and J.E. Fritz Elementary Schools at Conestoga Valley School District in Lancaster, PA. Drue has a rich and varied background in choral music as a conductor of children’s choral music, private studio instructor and professional choral singer. He is twice a graduate of West Chester University of Pennsylvania having received a B.S. in Music Education and a M.M. in Music Education with a certification in Orff Schulwerk. He has done extensive post graduate study as well through masterclasses and an apprenticeship program at George Mason University.

Drue has taught in several Orff Schulwerk Certification programs around the U.S. and offers numerous professional development and workshop sessions on elemental music and movement through the Orff Schulwerk approach, incorporating technology, and integrating the soprano ukulele into the K-12 music classroom.

Crystal Pridmore, Vice President

Crystal Pridmore has been teaching music for 12 years as a private voice instructor, secondary choir director, early childhood music specialist, and PreK-8 general music teacher.

She currently runs the general music, choral, and strings program for PreK-6th grade students at Finney Elementary School.

She holds a BA in Music Education and MA in Teaching from Point Loma Nazarene University, and California Single Subject Teaching Credential in Music. She proudly serves as a member of the MUSICALumni Auxiliary board for her alma mater. She actively serves throughout the community as a singer and choir member, and frequently collaborates with other musicians in various capacities.

In addition, Crystal has completed level certification in Orff-Schulwerk, and serves as the San Diego American Orff Schulwerk Association Chapter Vice President

Lissa Ray, Secretary

Lissa Ray

Lissa Ray is in her 9th year of “retirement” after a teaching full time for thirty years. Her teaching experience spans preschool the to adults. She is now teaching music to children three to six years old at Mercy Montessori Center. She holds a Bachelor’s Degree from Western Michigan University and a Master’s Degree from Indiana University.  She has completed her Orff Certification as well as Master Classes and Orff Curriculum. She attended the summer course at the Orff Institut in Salzburg, Austria. Lissa is a Movement and Recorder Instructor for OS Teacher Training.

Lissa has been active member of the Greater Cincinnati American Orff-Schulwerk Chapter since 1987.  She is currently one of the Local Conference Chairs for the 2018 AOSA Professional Development Conference in Cincinnati. She has served on nationally on the AOSA National Board of Trustees as a Region Representative and member of Technology, Advocacy, and 50th Anniversary Conference Committees. She also served on the Board of Directors for the Cincinnati Children’s Choir and taught Musicianship Through Movement at the CCC Summer Festival for many years. Lissa has presented at several AOSA national conferences and chapter workshops.

Lissa is the Handbell, Youth, and Children’s Music Director at Northminster Presbyterian Church. She is a flute player and she rings handbells in the Cincinnati Collaborative Ringing Project, of which she is a founding member.

David Thaxton, Treasurer

David Thaxton is from Sparks, Nevada where is currently in his 24th year teaching Elementary music to pre-K through 6th grade. He studied under Elizabeth Gilpatrick, and Judith Cole at Colorado State University, UNC Greeley and the University of Massachusetts Amherst where he received all three levels of Orff Certification, as well as studying under Kay Lehto at the University of Nevada, Las Vegas to receive certification as an AOSA approved Levels Course Educator.

David teaches Level I pedagogy for the University of Nevada, Reno Summer Orff Course as well as the Orff Level I pedagogy and Level II Recorder for the San Diego Summer Orff Course. David has presented workshops and clinics at local, state and national levels and presents to Orff chapters throughout the country. He has also served as President of the Sierra Nevada Chapter of AOSA where he was co-founder of the Sierra Nevada Orff Festival. At the national level, he has served on the Editorial Board of The Echo Journal of the American Orff Schulwerk Association and the monthly online publication, Reverberations.

He has been the Creative Director and Lead Clinician for the Four Corners Young Musicians Summer Camp in Durango, Colorado since 2015. David was also recently awarded the “Spotlight Educator Award”  for the Winter of 2017 from the American Center for Elemental Music and Movement (ACEMM).

ACEMM Board of Directors

Kate Bright

Kate Bright is a music teacher at Lincoln Charter School in York, PA, where she teaches approximately 700 kindergarten through fifth grade students. She is past-president of the Greater Baltimore Area Orff Chapter and the Philadelphia Area Orff Chapter, and has presented at the America Orff Schulwerk Association’s national conference. In 2015 she received the Spotlight award from the American Center for Elemental Music and Movement, and she currently serves on the board of both ACEMM and the Harrisburg Area Contra Dance Association.

Casey Goryeb

Casey Goryeb is currently the Pre-K through 5th Grade Music Teacher, 5th Grade Chorus Director, and 4th and 5th Grade Community Choir Director at both Catherine A. Dwyer and Dennis B. O’Brien Elementary Schools in Rockaway Township, NJ.

She attended Lebanon Valley College where she received a Bachelor of Science in Music Education and  Bachelor of the Arts in Music (Flute Performance). Casey then earned a Master’s Degree in Educational Leadership Instruction from The College of New Jersey. She received her Orff Schulwerk Certification and completed the Orff Curriculum Course through The University of the Arts, and The Master Class in Orff Schulwerk through George Mason University.

An active member of her local chapter, Casey has served on the Executive Board as Treasurer and Newsletter Editor and is currently the Vice President of the Northern New Jersey Orff Schulwerk Association (NNJOSA). She is also is a member and clinician for the New Jersey School Music Association (NJSMA) Elementary Music Division. In her spare time, Casey performs as a vocalist and ukulele player in the duo, The Two Ukes.

Lisa M. Sempsey

Lisa Sempsey graduated with honors from Millersville University of Pennsylvania with a Bachelors of Science in Music Education in May 2001. She completed her Kodály Levels through West Chester University of Pennsylvania and New England Conservatory.  She has also completed her Orff-Schulwerk Levels through the University of the Arts in collaboration with Villanova University’s graduate summer music education programs and George Mason University. Lisa also holds a master’s degree in Leadership for Teaching and Learning from Millersville University.

Lisa is a clinician and workshop presenter who loves to share and collaborate with her colleagues.  She has presented workshops and sessions covering topics including classroom management, choral reading sessions, technology in the music classroom, movement and music curricular connections, Kodaly Pedagogy in the modern elementary music class, curriculum development and lesson planning, and Orff-Schulwerk elements in K-6 music classes.

Lisa has taught kindergarten through sixth grade general music, elementary choruses, as well as elementary and middle school strings in Lower Dauphin and Conestoga Valley School Districts, as well as been the Artistic Director and Prelude Choir Director for the Children’s Choir of Lancaster from 2005-2012.  Currently, Lisa teaches kindergarten through sixth grade general music, chorus, and Orff, Drum & Strum Ensemble in Columbia Borough School District. She also serves as the K-12 Art & Music Curriculum Coordinator for the district.  

Lisa lives in Lititz with her husband and son, enjoys cooking and baking, spending time with her family, and generally taxiing around her teenage son. 

Natasha Thurmon

Natasha Thurmon teaches K-5 general music, choir, strings, Recorder, and Orff ensemble at Boldt Elementary in the Northside Independent School District in San Antonio, TX. She has a BME in Music Education from Pacific Lutheran University and an MM in Music Education from the University of Texas at San Antonio. She completed her Orff levels and two master classes at Trinity University, where she now teaches Recorder, in addition to San Diego. Natasha is past president of Central Texas Orff, and has served on several subcommittees for AOSA, chairing the Social Media subcommittee, and most currently on the Recorder Teacher Apprenticeship Panel. She has presented at various workshops locally and at state conferences, as well as at the national AOSA conference and for Orff chapter workshops. She serves on the Professional Development committee of her local AFT union and on their Executive Board.