what are the different roles within a team?
['Shaper (SH) Shapers are people who challenge the team to improve. ... ', 'Implementer (IMP) Implementers are the people who get things done. ... ', 'Completer-Finisher (CF) ... ', 'Coordinator (CO) ... ', 'Team Worker (TW) ... ', 'Resource Investigator (RI) ... ', 'Plant (PL) ... ', 'Monitor-Evaluator (ME)']