What is Back Backward chaining procedure ?

Describe the procedure of backwards chaining ?

Who first introduces and used the procedure of backward training ?

Why was the procedure of backward training developed?

What are some of the client characteristics that this procedure has been shown to be effective for? Ex. age, diagnosis and target behavior?

Are there any prequisites that a client requires for this procedure to be effective and why?

Are there any special considerations to take into account when determining the suitability of this procedure?

Suppose you are teaching a child to tie their shoelaces and you've broken down the task into smaller tasks, can you clearly identify a relative discriminative stimuli, a relative target behavior, and the reinforcing consequences that apply to teaching the procedure?