About Mark

Former Army Ranger. Tactical Human Performance Professional.

Mark Christiani is a strength and conditioning coach, speaker, writer, and former Army Special Operations soldier.

About Mark

Leadership, Culture, Readiness, and Human Performance.

Mark Christiani is a tactical human performance professional, strength and conditioning coach, speaker, writer, and former Army Special Operations soldier.

His work sits at the intersection of leadership, culture, readiness, and human performance. Mark has coached across military, fire, law enforcement, collegiate athletics, and tactical human performance environments.

His background gives him a practical understanding of what it takes to build trust, earn influence, and lead inside organizations where performance matters.

Through BAGD, Mark helps coaches, tactical professionals, and organizations develop the leadership skills, performance habits, and cultural standards needed to succeed in demanding environments.