The author Edilson Lima is a career mechanical engineer, specializing in technical projects and biology. He has worked in refinery, metalurgical and naval projects. Researcher and independent scientist, searching and researching inexpensive and viable means of carrying out cutting-edge research.
Having worked as a teacher in a technical school, he currently serves as researcher and author, but as unpaid work. Being an industry specialist, he provides services to some companies sporadically as a freelancer, and works in a full-time engineering firm.
Already having acted as technical product design, still works in this industry, developing products, physical-chemical industrial processes, specialized in graphic arts and techniques as work for third parties.
And finally, as researcher and inventor has several patents to be issued, in finalization, in the industrial area, new materials and mainly nanotechnology. This author is not an entrepreneur, but an employee of a particular company, like many people. So his acting as an author and researcher is independent, and at alternative times as a particular non-profitable business.