Sterling Publishing has acquired gift company Knock Knock, which includes the brand Em & Friends. Knock Knock will be overseen by Union Square & Co. publisher and cco Emily Meehan, “with the operations and distribution of Knock Knock titles remaining business as usual,” according to a release. Knock Knock founder and ceo Jen Bilik and Em & Friends founder Emily McDowell report to Meehan as creative consultants. VP sales & operations Jim Papscoe and vp, associate publisher Craig Hetzer will “both focus on the day-to-day operations of the overall business” and will also report to Meehan.