The first recorded spelling of the family name is shown to be that of Lewin Wisman which was dated 1154, in Records of the Abbey of Bury St. Edmunds, Suffolk, during the reign of King Henry 11, known as The Builder of Churches, 1154 - 1189.
Optimization is an act, process, or methodology of making something (as a design, system, or decision) as fully perfect, functional, or effective as possible; specifically : the mathematical procedures (as finding the maximum of a function) involved in this.
That is not the most efficient definition of what ergonomics is. Let us keep things simple. Ergonomics is the science of making things comfy. It also makes things efficient. And when you think about it, comfy just another way of making things efficient.