People & organizations I recommend

• The System Thinkers:

  • Nynke Fokma

  • Pascal Van Cauwenberghe

  • Vera Peeters

  • Willem van den Ende

  • Erik Groeneveld

  • Marc Evers

  • Peter Schrier

• Extreme Programmers:

  • Ron Jeffries

  • Joseph Pelrine

• Software Humanists:

  • Andy Hunt

  • Jerry Weinberg