Carol Stock Kranowitz, M.A., is the author of The Out-of-Sync Child Grows Up, The Out-of-Sync-Child, and The Out-of-Sync Child Has Fun. She is also the co-author on Growing an In-Sync Child with Jo...
Gretchen N. Peterson, GISP, is a world-renowned geospatial professional who runs the digital mapping company PetersonGIS, authors books on cartographic design, speaks and blogs about cartography.
William C. Hinds, ScD, is an emeritus Professor in the Department of Environmental Health Science at the UCLA Fielding School of Public Health. His primary research is fundamental and applied resea...