Nenad Glumbić, Ph.D., is a special education teacher and full professor at the University of Belgrade – The Faculty of Special Education and Rehabilitation. He earned a doctoral degree in 2000 defending the first doctorate in the field of autism in Serbia. His primary research interests include autism spectrum disorder and intellectual disability. Professor Glumbić is a counselor within online counseling services for autism, UNICEF consultant, and principal investigator in many research projects. He is the author of more than 300 papers and 5 books. Mirjana Đorđević, Ph.D., is a special education teacher and assistant professor at the University of Belgrade – Faculty of Special Education and Rehabilitation. From 2008, she has been the author of approximately 100 publications. Her primary research interests include individuals with autism and intellectual disabilities. She participated in the development of digital applications intended to improve the daily functioning of persons with autism and was a UNICEF consultant for the development of early intervention programs in Serbia. Branislav Brojčin, Ph.D., is a special education teacher and full professor at the University of Belgrade – Faculty of Special Education and Rehabilitation. His primary research interests include the inclusive education as well as the communication and social skills of people with intellectual disabilities. As a member of government teams, he participated in the development of inclusive policies in Serbia. He is the author and co-author of several books related to the inclusive education as well as the treatment of people with developmental disabilities.