On Tuesday, September 18, 2018 at 10:08:49 PM UTC-5, Gerry Simpson wrote:
Does anyone have knowledge of documented studies showing the efficacy of the strobe light bars which are available to be installed in the leading edges of the vertical stabilizers on gliders? Is there anything beyond anecdotal experience to support their use to improve visibility to other aircraft beyond a minuscule amount? Has anyone had experience that they are willing to share? To what extent does an installation disrupt the laminar airflow around the vertical stabilizer?

Well, used a certain way they may help prevent leeching:

https://en.wikipedia.org/wiki/Yehudi_lights

Kirk