InTheQuantumTheoryofFieldsNobelLaureateStevenWeinbergcom-bineshisexceptionalphysicalinsightwithhisgiftforclearexpositiontoprovideaself-contained,comprehensive,andup-to-dateintroductiontoquantumfieldtheory.VolumeⅢpresentsaself-contained,up-to-dateandcomprehensiveintroductiontosupersymmetry,ahighlyactiveareaoftheoreticalphysicsthatislikelytobeatthecenteroffutureprogressinthephysicsofelementaryparticlesandgravitation.Thetextintroducesandexplainsabroadrangeoftopics,includingsupersymmetricalgebras,supersymmetricfieldtheories,extendedsupersymmetry,supergraphs,non-perturbativeresults,theoriesofsupersymmetryinhigherdimensions,andsupergravity.Athoroughreviewisgivenofthephenomenologicalimplicationsofsupersymmetry,includingtheoriesofbothgaugeandgravitationally-mediatedsupersymmetrybreaking.Alsoprovidedisanintroductiontomathematicaltechniques,basedonholomorphyandduality,thathaveprovedsofruitfulinrecentdevelopments.Thisbookcontainsmuchmaterialnotfoundinotherbooksonsupersymmetry,someofitnew.Problemsareincludedattheendofeachchapter.Thiswillbeaninvaluablereferenceworkforallphysicistsandmathe-maticianswhousequantumfieldtheory,aswellasatextbookappropriatetograduatecourses.