17 november 2008: seminar with prof Stephen W.Porges: Love or Trauma, How our responses to proximity and touch are mediated by natural mechanisms;  Polyvagal theory, psychiatric diseases, autism, PTSD, depression and stressrelated behavioural problems. 

Rode Hoed, Amsterdam (download english 

24 februari 2009: presentation Kees Blase “basic course Resilience with HRV” at conference Biofeedback FoundationEurope: (download)

26 februari 2009: presentation  Kees Blase “Healing and selfregulation of emotions by HRV” at conferente Biofeedback Foundation Europe (download)