1. What do we control when we produce sounds and what is a byproduct of our vocal apparatus?
2. To what extent are inter-speaker differences actively produced or constrained by anatomical/physiological differences?
3. How are different articulators coordinated? What is the basis of this coordination?
4. What are the units of speech production?
5. What happens when we perturbe the articulators?
6. What is the relation between speech planning and execution?
7. How can sublexical speech errors be explained?....