Staff Members


Director of Bands

Tyler Ehrlich 




Tyler Ehrlich (he/him) is an educator, musician, and conductor based in Atlanta, Georgia. Ehrlich serves as director of bands at Decatur High School, where he conducts three concert bands, directs the marching band, and teaches an International Baccalaureate music course. In addition to teaching at the secondary level, Ehrlich conducts the Emory University Wind Ensemble and serves as associate conductor of the Atlanta Wind Symphony.


Prior to joining the faculty at Decatur High School, Ehrlich taught band and music technology, and served as the fine arts department chair at Centennial High School (Georgia). While teaching at Centennial, all three concert bands received superior ratings for the first time in the school’s 20-year history. Additionally, the program received its first national performance invitation as a guest ensemble for the 2020 Music For All National Chamber Music Festival. Ehrlich has received the National Band Association Citation of Excellence for his work with the Atlanta Wind Symphony. He has conducted the group at its performance at the 2020 Georgia Music Educators In-Service Conference, and he will serve as a conductor of the ensemble at the 75th annual Midwest Band and Orchestra Clinic in December 2021.


Ehrlich has presented on music technology and pedagogy at the Midwest Clinic, the World Association of Symphonic Bands and Ensembles International Conference, the College Band Directors National Association National Conference, and the Georgia Music Educators In-Service Conference. He has served as a guest conductor, clinician, and adjudicator throughout the state of Georgia. Ehrlich has a master of music degree from the University of Georgia, and a bachelor of arts degree summa cum laude from Cornell University. His undergraduate thesis involved developing music software for Google Glass, the now defunct wearable technology. 


Ehrlich lives with his partner, Brent Allman, a PhD student at Emory University, and their dog, Milo.

Email Mr. Ehrlich here.


Percussion Instructor

Mark Little




Mark has served as Percussion Instructor at DHS since 2010.  He grew up in Cumming, GA, where he began studying percussion at the age of 10.  Thanks to wonderful teachers and patient, loving parents, he was soon captivated by the beauty and power of people joined together to bring a piece of music to life.  Throughout middle school and high school, Mark participated in District Honor Band, All-State Orchestra, All-State Wind Ensemble, and the All-State Jazz Clinic.  He went on to study percussion at Western Carolina University and then Berry College.


Over the past 30 years, Mark has worked as a freelance and studio session drummer in the Atlanta area, performed in various capacities with countless musical groups across a wide variety of genres and contexts, and also taught private students, percussion clinics, and drumlines at middle schools and high schools throughout Georgia.  Mark is a member of the Percussive Arts Society, the Georgia Music Educators' Association, the National Association for Music Education, judges percussion for marching band competitions, and has served as an adjudicator at the GMEA's Solo & Ensemble evaluations and All-State Band auditions.


Mark lives in Decatur, and when not drumming or teaching, is often thinking about words, people he loves, or delicious snack items.



Color Guard Instructors


Lisa Stevenson and Jessi Bowen



Ms. Stevenson has been involved with colorguard, winterguard, and marching band as a performer, instructor, or caption head since the fall of 1996.

Through the years Ms. Stevenson has performed with Northgate High School colorguard and winterguard, Georgia Tech Marching Band, DCI Finalist Spirit Drum and Bugle Corps, and WGI Finalist CenterStage Performance Ensemble from Jacksonville State University.

Ms. Stevenson has also worked as a director, choreographer, and designer for the following ensembles: Sandy Creek High School, Woodland High School, Coffee High School, South Cobb High School, Mill Creek High School, Union Grove High School, Heritage High School, Georgia Tech Colorguard, White and Gold Winterguard, Lakeside High School, and Lakeside Independent.



Jessi Bowen has been involved in color guard and winter guard since 2014. She has participated at both the high school and collegiate level (with the University of Alabama – Roll Tide) Ms. Bowen has worked with guard programs at several high schools in Alabama, as well as the past two years at DHS.




Battery Instructor


Matthew Carmichael



Matt became involved with the Decatur High School band in 2017 and currently works as the battery instructor.


Matt holds a Bachelor of Music from Georgia State University with a concentration in music technology. He spent five years performing with the GSU Marching Panther Band as a snare drummer, serving as section leader in 2018. He was a member of the percussion studio and was principal percussionist in both the Symphonic Wind Ensemble and the Wind Orchestra. In 2015-2016, Matt marched with Atlanta CV Drum & Bugle Corps and Q2 Independent Indoor Percussion Ensemble. He has performed in the Macy's Thanksgiving Day Parade 2014 (behind KISS) and the Super Bowl LIII halftime show.


Matt lives in Lawrenceville with his girlfriend, Chyna, where he works as a freelance percussion teacher and audio engineer. He previously taught drumline at McIntosh High School, Apalachee High School, and Central Gwinnett High School. In his spare time, he enjoys gigging with his metal band, Mirthless, as well as building computers and going to Six Flags.


Visual Director


Mina Phan



Born and raised in Georgia, Mina has been studying trumpet since age 10 and has since been an Atlanta-based freelancer and educator.


As an instructor, Ms. Phan is the Visual Director of Decatur High School’s Marching Band, and she is also part of the visual staff at Atlanta CV Drum & Bugle Corps and Whitewater Wildcat Marching Band. She maintains a private studio at Vivo Music & Arts Academy in Cumming, GA and in the metro Atlanta area.


At Georgia State University, Ms. Phan was a member of their Wind Ensemble, Symphony Orchestra, and Opera, having served as principal trumpet for the latter two. Additionally, she marched in DCI drum corps Bluecoats and Blue Knights, and she performed as an extra for the Pepsi Super Bowl LIII Halftime Show.


Ms. Phan graduated cum laude from Georgia State University, where she was also an Undergraduate Assistant. Her primary teachers include Dr. Alexander Freund, Hollie Lifshey, and Clark Hunt.

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