VTC research on quitting substance abuse carries on Warren Bickel’s work in the field Gene Marrano February 4, 2025 1 minute read Dr Warren Bickel VTC photo Quitting an addictive substance is hard – and may take more than one attempt to leave behind. So says a research scientist in Roanoke on the Virginia Tech-Carilion campus, who just had a study she led published. WFIR’s Gene Marrano has that story: Share: Post navigation Previous: Super Smiles Savers Day: Keeping children’s smiles healthyNext: Go red, it’s Heart Month Related Stories Roanoke unveils historic marker to honor ophthalmology pioneer Web Staff April 17, 2026 Roanoke prepares for record heat, road closures during Blue Ridge Marathon Ian Price April 17, 2026 Virginia agency warns drivers against cannabis use ahead of 4/20 Web Staff April 17, 2026