Retired from a career in radio astronomy, computer engineering, and academic IT management.
First licensed 1957, present call sign AA6E. Operating HF in many modes, and some VHF. Writing for ARRL - QST, QEX and a book "The ABCs of Software Defined Radio". Personal ham site: aa6e.net.
Linux (ubuntu) advanced user, programming with interests in Python, software defined radio, small computers (BeagleBoard, Raspberry Pi). Check out the UbuntuHams group.