Mariana is an avid runner, having completed seven marathons prior to becoming a mom. Now, after her first baby, she's been testing the top jogging strollers to find the one that will help her train for marathon #8. Originally from Mexico, Mariana earned her masters degree from Harvard's Kennedy School of Government. Smart, savvy, and not afraid to tell it like it is, she is one of BabyGearLab's most respected Review Editors.