Longitudinal Assessment & Analysis of Severe and Challenging Behavior

Grounded in more than four decades of evidence-informed, person-centred practice from IABA’s founders, Dr. Gary LaVigna and Dr. Tom Willis, this advanced, competency-based training practicum is for behavioral and other qualified professionals who assess individuals with complex and challenging needs and design Positive Behavior Support (PBS) plans that meet defined standards.

This training combines in-depth lecture content delivered virtually with hands-on practicum work, equipping participants to conduct functional assessments, create effective PBS plans, and ensure their consistent implementation.

Who This Training is For

  • Behavioral Professionals

  • Psychologists

  • Resource specialists

  • Qualified professionals responsible for functional assessment and support planning

  • Professionals supporting individuals with severe and challenging behavior

What You Will Learn

  • Comprehensive functional assessment that meets defined standards

  • Positive Behavior Support (PBS) planning, incorporating ecological, positive programming, focused support, and reactive strategies

  • Behavior Assessment Guides for information gathering and records abstraction

  • Implementation of a PBS plan using the Periodic Service Review

  • Evaluation and revision of PBS plans for ongoing effectiveness

Completing this training not only makes you eligible for BACB CEUs and CPD credits, but unlocks your eligibility for the Level 2 Practitioner Certification Certification — the second step in the MEBS Certification pathway.

Learn More

Training Formats

Foundational and evidence-based Multi-Element Behavior Support (MEBS).

Format Best For Includes Certification Pricing

Virtual

 Interactive, instructor-led sessions (Virtual)
  • Multi-month seminar
  • Role-plays & Q&A
  • CEUs for BCBAs
 Level 2 Practitioner Certification
 $4,999 USD

Refresher

 Alumni of Level 2 Practitioners who need skill updates
  • Condensed review
  • Latest best practices
  • Peer discussion
 Maintains active Level 2 Practitioner Certification Coming Soon
Compare training formats

Virtual

Best ForInteractive, instructor-led virtual sessions
Includes
  • Multi-month seminar
  • Role-plays & Q&A
  • CEUs for BCBAs
CertificationLevel 2 Practitioner Certification
Pricing$499 USD

Refresher

Best ForAlumni of Level 2 Practitioners who need skill updates
Includes
  • Condensed review
  • Latest best practices
  • Peer discussion
CertificationMaintains active Level 2 Practitioner Certification
PricingComing Soon

Training Objectives & Practicum Outcomes

  • Using the Behavior Assessment Guide

  • Mediator Analysis

  • Motivational Analysis

  • Data Collection

  • Reliability

  • Defining Behavior

  • Forms and Procedures Manual Overview

  • Respondent Support Strategies

  • Stimulus Control

  • Mediating Systems/Schedules of Reinforcement

  • Instructional Control

  • Stimulus Satiation

Upcoming Trainings

Live Trainings

  • Virtual: Longitudinal Assessment & Analysis
    JAN 26 - JULY 2026

    REGISTER

Refresher Trainings

Not sure which format is right for you?

Contact Us and we’ll help you choose the best path to your Level 2 MEBS Practitioner Certification.

Corporate & Group Training

We offer customized training packages for organizations, tailored to your schedule, format preferences, and staff needs. Get in touch with our team to learn more about these opportunities.

  • "They gave examples from preschool to elderly - varying diagnoses, settings, and varied intervention types. Really all bases were covered, everyone got their clinical needs met and questions answered."

    - Participant

  • "IABA has dramatically changed my life. I am pleased to be a part of the program"

    - Participant

  • "The writing plans practice where they could guide us step by step and then correct errors in real time was one of the most helpful training opportunities I have had in my entire career."

    - Participant