Andre Kostur has been (and is currently) a student at Academie Duello since August, 2007.
- Achieved Green Cord (Apprentice) in September, 2007.
- Achieved Blue Cord (Scholar) in June, 2008.
- Became a Novice Instructor at Academie Duello in October, 2008.
- Achieved Red Cord (Free Scholar) in December, 2010.
- Designated a Journeyman Instructor at Academie Duello in January, 2011
- Started in the Archery program at Academie Duello in February, 2012
- Achieved Green Cord in the Archery Program in April, 2013
- Begun teaching Blue Cord in April, 2016