What inspired the use of weighted anxiety blankets on canines?

Other than noticing our nervy Spitz taking a big shining to our Sensory Sam weighted blankets, we have Autistic animal Behaviourist and welfare advocate Temple Grandin to thank for her unique and effective invention of “Hug Boxes’ and its calming effects of deep pressure touch on cattle that inspired weighted blanket therapies to be used on animals and canines alike.