Kaserande historik over Stockholms Kvinnliga Gymnastik
Forening", Foreningen GCI: s arsbok (Stockholm: 1927).
The roots of somatics can be traced back to the late 19th-century European Gymnastik
movement, which used breath, movement, and touch to direct awareness.
He created the modern-day gymnastic ball in 1963, which was sold primarily in Europe as the Gymnastik
, and during the late 60s, invented a jumping ball called Pon Pon for use in play and exercise.