John Hall

Author image for John Hall
John Hall is the co-founder and president of Calendar, a leading calendar app that's designed to change how we manage and invest our time. He's also the co-founder and adviser of Influence & Co., a content marketing agency that helps brands and individuals leverage their expertise to create, publish, and distribute engaging content. He authored the best-selling book Top of Mind and is a must-see keynote speaker who you can book here.