About Drumr

Geoff is a professional drummer and educator, creator of Freestyle Rudiments, a 2013 Roland V-Drums Champion, and a former Blue Devils and Cadets instructor. He leads Drumr's content library.

Amare is a tenor player from Riverside, California. He's performed with groups such as Ayala Highschool, RCC Indoor Percussion Ensemble, The Blue Devils, Disney Land: Festival of Holidays, Rhythm of LA's drumline, & Sidle Entertainment. When Amare isn't performing he likes to give back to the community; teach at high schools around the Inland Empire, and make tutorial videos on rudiments, stick tricks, and licks! He currently plans to further his career at Disney Land Resort as a performing cast member, and continuing to teach his various high schools.

The Atlanta Drum Academy was founded in 2011 by James Riles III — an educator, musician, composer, and performer whose drumming earned him a scholarship to Morris Brown College and roles composing and performing in 20th Century Fox's "Drumline" and "Drumline 2: A New Beat." Today, ADA is a performing drumline of more than 100 kids, organized into two groups: the Lil Rascalz and The Squad, where students develop responsibility, discipline, teamwork, and leadership through performing together. The group earned the Golden Buzzer on America's Got Talent and has appeared on Good Morning America, Steve Harvey's Little Big Shots, TNT with Shaquille O'Neal, and at Chicago's Ravinia Festival. ADA's YouTube channel has grown to over 470,000 subscribers. Learn more at atldrumacademy.com.

Founded in 2002, Atlanta Quest (AQ) is an independent percussion ensemble dedicated to youth education through the percussive and musical arts. Known for high-energy, technically demanding performances, AQ has earned nine World Class finalist placements in Winter Guard International competition, including a bronze medal in 2013 and its highest finish — 8th place — after moving fully into World Class. Members, typically aged 17–22 and hailing from across the Southeast, are trained by some of the top educators and performers in the marching percussion community. Beyond competition, AQ regularly performs throughout the region and continues to push creative and technical boundaries while fostering musicianship, discipline, and community among its members.

Calvin is an NYC-based snare drummer, composer, and content creator whose drumming roots trace back to King Philip High School, where he was a core member of the drumlines that placed 2nd at WGI Finals in consecutive years (1997 and 1998). He went on to perform with East Coast Jazz in 1998 and joined the Cadets of Bergen County snare line in 1999. He launched the drumming channel @calvin.drumz in 2019, which has grown into a hub for WGI/DCI drumline footage, original licks, and snare drum/battery exercises. Since then, Calvin has self-published two books and a range of snare drum and battery compositions.

Davis is a passionate marching snare drummer and content creator. He has performed with the Bluecoats Drum & Bugle Corps during the 2024 and 2025 seasons, being a part of the corps' 2024 DCI World Championship title. Davis also marches with Redline Percussion (2023–2026), continuing to push his performance and creativity within the indoor percussion community. In addition to performing, Davis creates engaging drumming and marching arts content on Instagram and YouTube @DavisJay, where he shares his experiences and inspires the next generation of percussionists.

Emilio Martins is a Brazilian percussionist, drummer, and music producer who has worked with artists such as Eliane Elias, Fafá de Belém, Luís Melodia and Titãs, as well as international musicians including Tony Levin and Anat Cohen. A two-time Grammy nominee, he brings extensive experience in performance, recording, and education. Emilio shares his deep knowledge of Brazilian rhythms, offering practical insights drawn from years of professional experience.

Hudson Music is the leading producer, publisher, and distributor of educational music content — founded in 1998 by Rob Wallis and Paul Siegel. With a catalog of over 1,000 titles spanning books, eBooks, streaming video, apps, and audio, Hudson Music remains at the forefront of drum education after more than 25 years. Their Drum Guru lesson packs feature exclusive instruction from some of the world's most celebrated drummers — including Steve Gadd, Chad Smith, Mike Portnoy, David Garibaldi, George Kollias, and many more — covering grooves, fills, techniques, and practice exercises across every style and skill level. Originally pioneering music instruction on VHS and DVD through their predecessor DCI Music Video, Hudson Music continually evolves to meet drummers where they practice, making world-class instruction accessible to musicians everywhere. Learn more at hudsonmusic.com.

Jackson has more than a decade of percussion experience. He began playing drums in early childhood and was introduced to the world of marching percussion as a student at Dana Hills High School. He later transferred to Mission Viejo High School, where he continued to develop his skills. Culp currently studies at the Bob Cole Conservatory of Music at California State University, Long Beach, focusing on jazz drumset. Jackson served as the percussion section leader of the Bluecoats Drum and Bugle Corps and is also a member of the Long Beach Concert Jazz Orchestra and Pacific Standard Time. He is the Program Coordinator and Percussion Caption Head at El Toro High School and has had extensive teaching experience with various programs throughout the United States. Additionally, Jackson operates his own percussion studio specializing in composition and private lessons, called Culp Percussion. His mission is to inspire through passion, collaboration, and excellence.

Founded in 1947 by guitarist and educator Mel Bay in the St. Louis area, Mel Bay Publications is one of the most enduring names in music instruction, with a catalog spanning guitar, banjo, mandolin, percussion, and virtually every instrument in between. Its drum set library features respected method books and play-alongs from a deep roster of authors covering funk, rock, jazz, blues, Latin, and fundamental technique. Now in its third generation of Bay family leadership, the company continues to publish instructional books and video content used by teachers and players around the world.

Michael is a percussion composer with a record of success across the marching arts. He won 6 Grand National Championships and a record 7 BOA Highest Achievement in Music awards with two different performing groups. In the DCI space, Michael was part of teams responsible for 5 Fred Sanford High Percussion awards across two Divisions. Michael designed programs for Gateway Indoor, a WGI Independent World ensemble, and led the group to a top-five finish at the WGI World Championships. Michael is an active adjudicator for BOA and WGI, a Yamaha artist, and a ProMark signature artist. He earned a degree in Composition from Butler University.

Pat Petrillo is a world-renowned drummer and Modern Drummer Magazine cover artist (February 2023). He's performed and recorded with artists including Patti LaBelle, Gloria Gaynor, Nile Rodgers, Oz Noy, and on numerous Broadway productions such as A Chorus Line, Grease, and Newsies. As a solo artist, he's recorded at legendary studios including Abbey Road, Power Station, and Sunset Sound. His releases have achieved chart success across multiple platforms, including Smooth Jazz Spain and Relix/Jambands.com. Pat holds a Master's degree in Music Education and has taught around the globe, both in person and online. Known for his groove-based yet technically brilliant style, he moves seamlessly across jazz, fusion, funk, and world music. Pat endorses Zildjian cymbals, Ludwig Drums, Evans Drumheads, and Vic Firth drumsticks. Follow him on Instagram @patpdrummer.

Patrick is an author and educator from Syracuse, NY. He has worked with marching bands, indoor ensembles, drum corps, and winterguards across the country as a director, composer, music adjudicator, and sound designer. His published percussion exercise and warmup method has been used by more than 200 programs worldwide, including universities, drum corps, and high schools in nearly every state. His books range from technical instruction to children's literature and young adult fiction, all centered around percussion. His novel "Drummond" earned bestseller status and multiple awards. Patrick is an Innovative Percussion and Epiarch Drums artist, as well as a certified WGI percussion judge. Read more at PatrickBlakley.com.

Russ is a serving member in the Corps of Drums of Her Majesty's Royal Marines. His extensive career has afforded him many opportunities to excel as a composer and as a drummer; writing multiple compositions and gaining his diploma in Snare Drum & Natural Trumpet in 2012. In 2017 Russ became Bugle Major Training at the Royal Marines School of Music and is responsible for the development of all Royal Marines drummers and buglers. He has had the privilege of performing with some of the world's best drum lines, including Top Secret Drum Corps, West Point "Hellcats" Field Music Group and The Old Guard Fife and Drum Corps. In 2016 Russ became a member of the United States National Association of Rudimental Drummers (NARD), and in 2018 he was appointed to the education committee for the Society of International Rudimental Drummers (SIRD).

Ryan Kaluza is a jack-of-all-trades drummer and percussionist from Cleveland, Ohio, with two decades of Army Band service and a drum corps background. Now he's passing on the tricks of the trade to the next generation of musicians. Say hello to Ryan on Instagram @ryan.kaluza.

Scott Johnson — aka "Scojo" — is a legendary percussion instructor and arranger with an unparalleled record in the marching arts, including numerous DCI Gold medals and High Percussion titles, plus induction into the DCI, WGI, and World Drum Corps Halls of Fame. A member of the Blue Devils since 1976 — first as a performer and then as percussion director and arranger — Scott is renowned not just for his competitive achievements but for his masterful teaching ability and generous spirit. His motto "If you're not having fun, you're doing it wrong." captures his approach to education, where he combines technical excellence with genuine enthusiasm. Beyond his direct impact on thousands of performers, Scott remains an innovator in digital education through features like "Scojo's Lick of the Week" and his active social media presence, inspiring percussion students worldwide. As one of the most sought-after marching percussion clinicians globally, he has taught throughout the United States, Japan, Canada, Europe, South Africa, Indonesia, Australia, and beyond.

Yahli is a dynamic professional drummer and musician whose groove-driven style spans funk, hip hop, R&B, jazz, and pop, earning her global recognition and a devoted online following. Originally from Israel, she has made waves as a session player, performer, and musical director — recording on hit tracks, leading ensembles, and lighting up stages from intimate venues to major festivals. Her creative output includes The Pink Drummer Sample Pack and the 25 Yahli Ambus Chops instructional book, showcasing both her artistic and educational impact. Endorsed by top brands such as Ludwig Drums, Meinl Cymbals, and Vater Drumsticks, Yahli continues to expand her influence as an international rhythm innovator. Follow her journey and creative work @yahli__.