Sackstein, Starr: - Starr Sackstein is a recovering perfectionist who is an assessment reforming enthusiast. Currently, she is the COO of Mastery Portfolio, an Edtech Startup committed to helping schools move to standard-based communication. Additionally, she works with teacher teams to engage students in the learning process, advocate for personal growth, and effectively use student data to drive instruction. Starr was a high school English and journalism teacher for 16 years, a lead humanities learner for 2 years, a publisher and developmental editor, and a social media manager. She is an author, blogger, and speaker committed to changing how we do assessments nationally and globally. Learn more about Starr's work on her website MsSackstein.com and follow her on Twitter @MsSackstein. When Starr isn't advocating for students and educators, she is a mom and partner looking for the next adventure.