A modular, deformable, repositionable, cushioned gentle cushioned, resistive infant positioning system and method for use with infants is provided that includes first and second tubular pillows each having two longitudinally-elongated chambers adjoined at a first and second pillow lateral flexure-enabling element, respectively, and a third compact pillow. The second tubular pillow is preferably wider than the first tubular pillow and includes two straps. Methods of using the three pillows of the cushioned, resistive infant positioning system are presented that provide positioning, calming, and/or the prevention and/or the correction of head shape deformations.