This was in my inbox today and uses the technique of laminating the dough that is usually done for yeast breads. Looks interesting to give a try.
https://www.cooksillustrated.com/recipes/8496-ultimate-flaky-buttermilk-biscuits?incode=MCSCD00L0&ref=new_search_experience_2
https://www.cooksillustrated.com/recipes/8496-ultimate-flaky-buttermilk-biscuits?incode=MCSCD00L0&ref=new_search_experience_2