Columnists This is the team who will each be writing a regular column for Top Sales Magazine in 2021: Dr. Tony AlessandraHall-of-Fame Keynote Speaker and Founder of Assessments24x7.com Bob ApolloFounder, Inflexion-Point Strategy Partners Tiffani BovaGlobal Growth & Innovation Evangelist, Salesforce George BronténFounder/CEO, Membrain Deb CalvertPresident, People First Productivity Solutions Frank CespedesSenior Lecturer, Harvard Business School Ali CudbyManaging Director, Alignmint Growth Strategies Kevin EikenberryChief Potential Officer, The Kevin Eikenberry Group Amy FrankoCEO & Sales Strategist, Amy Franko Associates Joe GalvinChief Research Officer, Vistage Gretchen GordonCEO, Boost Profits Shep HykenChief Amazement Officer, Shepard Presentations Dave KurlanCEO, Objective Management Group Dave MattsonPresident & CEO, Sandler Training Jay MitchellFounder & President, Mereo Linda RichardsonFounder of Richardson, Best-Selling Author Keith Rosen, MCCFounder And CEO, ProfitBuilders Tamara SchenkSales Enablement Leader | Advisor | Author Colleen StanleyPresident, SalesLeadership Brian SullivanBest Selling Author And Enterprise Selling Consultant Daniel WeinfurterChief Operating Officer at Delivery Drivers, Inc.