Leslie earned a BS in Communications with a concentration in Radio, TV and Film from Northwestern University in 1977. After working for a small film production company, Leslie received a JD in 1981 from the University of Buffalo School of Law. As an associate at White & Case in New York City, she practiced corporate securities law. While raising her family in Scarsdale, Leslie became an active community volunteer and outspoken proponent of education reform. A founding member and executive officer of STOP (State Testing Opposed by Parents), she appeared on "The Today Show," "Good Morning America," CNN, and MSNBC, as well as many other local and national media outlets, advocating for student-focused education reform. In addition, Leslie, a founding member of Collegistics, served as president of the Scarsdale Middle School PTA and Scarsdale A-School parent representative, coached youth sports, helped establish SOS4EDUCATION to benefit Katrina-impacted schools, and participated on many school district, athletic league, and village boards. Together with her Collegistics colleagues, Leslie works extensively with the executive staff and students at Let's Get Ready.