Image Sherri Heffner CT ASCP Sherri’ Heffner, CT(ASCP), has held clinical and research laboratory positions at private and academic institutions and sales/marketing positions with leading laboratory and technology companies, including Aperio. Published Pieces by Sherri Heffner Digital PathologyEditorial (Knowledge Pathway) Digital pathology incorporates the acquisition, management, sharing and interpretation of pathology information — including slides and data — in a digital environment.