GHSA bike safety report presents the Dutch Reach as a driver education tip. (p. 38 of report). Text & line drawing of woman turned to look back out side window, far hand reached across onto door latch to open, appears in this column with a blue background and is titled: “Teach divers the Dutch Reach to prevent doorings.”
Governors Highway Safety Assn (US) recommends Dutch Reach for national adoption. “A Right to the Road Understanding & Addressing Bicyclist Safety” (2017), PDF, p. 58. Click to enlarge.