The National Election Task Force is "a diverse, cross-partisan group of more than 50 experts in election law, election administration, national security, cybersecurity, voting rights, civil rights, technology, media, public health, and emergency response."  The League's own CEO Virginia Kase is a member.  

Read their January 15, 2021 press release announcing their report  Lessons and Recommendations from the 2020 Elections featuring analysis on what did and did not work well, along with recommendations for reforms to ensure free and fair election in the years to come.  You will find a link to the report in the press release - 24 pages plus a lengthy bibliography and very readable.