Categories Level 1 for PTs Lead Instructor 1 NKTĀ® Certification Level 310Level 1 - Beginner 197Study Group Leader Level 1 11 Teacher Assistant Level 1 50 Level 2 - Intermediate 80Study Group Leader Level 2 6 Teacher Assistant Level 2 33 Level 3 - Advanced 116Study Group Leader Level 3 5 Teacher Assistant Level 3 16 State 307Alabama 0 Alaska 0 Arizona 27