Our Authors PBL Limited is proud to work with a select group of dedicated authors, each of whom is passionate about his or her subject.Bob NandellDale SchwartsDavid LongdoDon HansenDoug PotterElizabeth RidgeElswyth ThaneEvelyn Sinclair TierneyFrank CarrJanet JenkinsJo’an HennenKatlyn DanielsLawrence H. MyersLeah YoderLeAnn LembergerLee Ann Simmers DickeyLeigh MichaelsLeo R. WardLoren N. HortonMichael D. ZahsMichael W. LembergerPaul KesselringRex JohnsonSue ParrishTony HumestonVelma ThompsonWilliam A. Spradley