You are playing the role of a behavior analyst who has been working in the field for 25 years. You have been asked to speak to college students who will be graduating with their Bachelor's in Psychology in Applied Behavior Analysis in less than a month. You want your message to be meaningful to these students and you want to engender pride in the work done by behavior analysts and inspire these students to obtain their Board Certified Assistant Behavior Analyst (BCaBA) certifications. You want to establish your credibility as a speaker for the field of applied behavior analysis (ABA) by presenting some background information about your education and expertise in the field, as well as a brief overview of the science of ABA.