Humans have a complex body with more degrees of freedom than needed to perform any particular task. Such redundancy affords flexible and adaptable motor behavior, provided that all degrees of freedom ...

A new theory suggests the motor system acts as an optimal feedback controller and predicts such coordination features as task-constrained variability and goal-directed corrections. We often take for ...

Any good athlete will tell you that the key to an exceptional performance is to imagine the task ahead and then to practice until the body can bring this imagined sequence into reality. Similarly, ...