By Alicia A. Broderick This April, you’ll once again see the now-familiar icons and ritualized observances that have marked April as “autism awareness” month for decades: the puzzle pieces, the “Light it Up Blue” campaign, the now rainbow-themed branding of ribbons, t-shirts and other sundry kitsch, and, perhaps most importantly–the fundraising campaigns. You’ll be asked to “take the pledge,” “celebrate differences,” maybe even “learn the signs.” But here’s what you’re less likely to see or hear about this month, and it’s one of the most important things about which we need to be raising criti…