Allen, JamesAnónimoBrown, TimBungay Stanier, MichaelCarnegie, DaleChiavenato, IdalbertoClear, JamesCovey, Stephen M. R.Covey, Stephen R.Dessler, GaryDilts, RobertFriedman, MiltonGarcÃa Manjarrez, GerardoGoleman, DanielGordon, JonGreene, RobertHousel, MorganJohnson, SpencerKelly, KevinLencioni, PatrickMiller, DonaldNo AplicaRobbins, TonySandrine RampontSethi, RamitSharma, RobinSimone MilasasSin AutorStephen R. CoveyTim HarfordTracy, BrianVariosVV. AA.