A Ph.D degree or any other degree holder is expected to keep up the standard or dignity attached to the degree as long as he lives with that.If one's work is not deserving for Ph.D degree you can report the matter to the Univeristy prefereably duringor before his defence. The Unversity shall assess it and if agrees with you, will ask him to study more and resubmit it. Oreintation course areacceptable for all whether a Ph.D orNon Ph.D in the respective functionalareas.It is always possible that one,s Professional area of work is different from his Ph.D work. hence they may require external training or to put hard self effort to understand the job activity by themselves.That doesnot mean that Ph.D holdershall stoop downhis quality of output or stipulate a lower standard for others or in his organization. He will definitely know the requirements and as experience goes he will be a better person to evaluate the standard of work in his office than a non Ph.D. According to you a practising C.A, Lawyer, Doctor all need an expiry of their degree!.It is too funny and speaks your poor understanding. However, nobody shallobject to orientation coursese or attending seminars. In factaPh.D person willbe ableto organize it more efficiently than a non Ph.D.