As mentioned in the previous post – ABA, what is it and how does it work – the most common and distinguishing type of intervention based on applied behavior analysis is discrete trial teaching. It is what people most often think of when you say "ABA" or "Lovaas method." This is partly because there are so many hundreds of hours of DT teaching, and partly because it looks so odd. But it is what it is because that's what works, every aspect has been refined (and is still being refined) to result in maximum learning efficiency. Continue reading --> http://isybeeautism.com/2011/01/discrete-trial-teaching-aba/