PALS was developed by Doug and Lynn Fuchs at Vanderbilt University in the United States of America for students at different ages which begins in preschool and ends in high school.
Þær voru þróaðar af Doug og Lynn Fuchs við Vanderbilt-háskóla í Bandaríkjunum í mismunandi útgáfum fyrir leikskóla og upp á unglingastig.