I am a HUGE fan of Lindsey Biel, OTR-L. At the Autism Fall 2012 conference, she gave a 1-hour speech giving an overarching view of Sensory Processing Disorder. It is well worth your time to watch this entire video.
I also highly recommend her book, Raising a Sensory Smart Child (affiliate).
To purchase this book, please use the affiliate link provided for your convenience:
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