sentences:  Kent Pitman
  
  Kent M. Pitman (KMP) is a programmer who has been involved for many years in the design, implementation, and use of systems based on the programming languages Lisp and Scheme., he has been President of HyperMeta, Inc.
  
  Pitman was chair of the ad hoc group (part of X3J13) that designed the Common Lisp Error and Condition System and is author of the proposal document that was ultimately adopted, and many papers on Lisp programming and computer programming in general.