Categories Level 1 for PTs Lead Instructor 1 NKTĀ® Certification Level 310Level 1 - Beginner 190Study Group Leader Level 1 10 Teacher Assistant Level 1 58 Level 2 - Intermediate 94Study Group Leader Level 2 6 Teacher Assistant Level 2 37 Level 3 - Advanced 120Study Group Leader Level 3 5 Teacher Assistant Level 3 16 State 308Alabama 0 Alaska 0 Arizona 31