35 years of software engineering and developmentEmphasis on Web/Document management and GUI/Interaction design. I like to work on the interface between man and machine and usability is very important to me.Deep knowledge of network design/firewalls and underlying protocols My strength is my very wide knowledge and experience of software engineering and networking coupled with a good sense of design and typography. I like working on the man/machine interface and good usability is very important to me.