Thisestablishedtextbookprovidesanaccessiblebutcomprehensiveintroductiontothequantumnatureoflightanditsinteractionwithmatter.Thefieldofquantumopticsiscoveredwithclarityanddepth,fromtheunderlyingtheoreticalframeworkoffieldquantization,atom-fieldinteractions,andquantumcoherencetheory,toimportantandmodernapplicationsattheforefrontofcurrentresearchsuchasquantuminterferometry,squeezedlight,quantumentanglement,cavityquantumelectrodynamics,laser-cooledtrappedions,andquantuminformationprocessing.Thetextissuitableforadvancedundergraduateandgraduatestudentsandwouldbeanidealmaintextforacourseonquantumoptics.Thislong-awaitedsecondeditionbuildsuponthesuccessofthefirstedition,includingmanynewdevelopmentsinthefield,particularlyintheareaofquantumstateengineering.Additionalhomeworkproblemshavebeenadded,andcontentfromthefirsteditionhasbeenupdatedandclarifiedthroughout.
