Originally from Wisconsin Rapids, Wisconsin, Dr. Heidi Johanna Miller is a conductor and clinician based in southern Minnesota.  She has held faculty positions at Gustavus Adolphus College, Williams College (MA), the University of Massachusetts, Ithaca College (NY), and Spring Lake Park High School (MN), as well as serving as the assistant conductor for the Pioneer Valley (MA) Symphony Orchestra and Chorus. 

Dr. Miller was the conductor of the 2024-2025 Minnesota All-State Concert Band, and in that role presented at the Minnesota Music Educators (MMEA) Midwinter Clinic and conducted a performance in Orchestra Hall (Minneapolis) in February 2025. She was the featured guest conductor for the Minnesota Symphonic Winds (Minneapolis) on their February 2025 concert cycle, and traveled to Texas to conduct the Lamar University Honors Wind Symphony in March 2025.

Miller has led numerous public school music festivals, instrumental and vocal ensembles, and chamber ensembles from California to Massachusetts, and has performed as a soprano specializing in contemporary and early music. Still deeply connected to New England, Miller guest conducted the Rhode Island Wind Ensemble in the spring of 2019, and adjudicates the MICCA festival in the Boston area yearly. Regularly appearing internationally, Miller has appeared onstage in Sweden, Norway, Spain and France, and most recently in Bangkok, Thailand, where she conducted the Festival Band at the 2023 Bangkok International Band Festival at the International School Bangkok.

Miller earned the D.M.A. in conducting from the University of Minnesota, the M.M. in conducting from Ithaca College, and the B.M. in music education and performance from the University of Minnesota. Her mentors in conducting include Craig Kirchhoff, Stephen Peterson, and Kathy Romey. Currently she resides in Saint Peter, MN with her husband, James, daughters Linnea and Ingrid, their two cats, Tisbury and Strider, and their betta fish, Speckle and Amigo.