1989-    Vansprouts Media - Software & media consulting, design, programming, teaching.  Internet, web, media-art, video & audio, desktop publishing, database, etc for clients in the arts, education, science, and business.  Macintosh & HyperCard software development & production, system analysis, networks, etc.  Linux-based secure webservers with php dynamic content.  (also see vansprouts media)

1985-    Vansprouts Ecotech - Hardware consulting, design, construction, teaching.  Solar photovoltaic power, geodesic domes, bicycles & human-powered vehicles, electronics, electrical, welding, etc.  (also see vansprouts ecotech)

2011-    Sustainable Tucson, Tucson AZ - internet & media consultant for this all-volunteer education & resource networking organization, and webmaster for the wordpress-based website.  Urban ecology and sustainability, local community economics & systems design, climate change, etc.  (also see www.sustainabletucson.org)

2011-    Tucson Time Traders, Tucson AZ - internet consultant, webmaster, and programmer for this local timebanking community.  (also see timetraders.metasofa.org)

2009-10  TerraSante Village, near Tucson AZ - website designer & webmaster, and set up wifi network and other computer-related work, for this suburban housing development and kindergarten "laboratory for sustainability" (and not an intentional community).  Also built some small geodesic domes and set up my own desert campsite and garden to truly demonstrate off-grid sustainability.  (also see permaculture conference and terrasante website report)

2006-08  City of the Sun, near Columbus NM - designed & installed community-wide wireless network and started a website for this borderland intentional community of about 50 members on a 40-acre land trust.  Managed the community wastewater system for 2 years under supervision of New Mexico Environment Department, successfully using EM (Effective Micro-organisms®).  Also on board of directors for about 3 years, and managed a small food co-op and an internet sharing co-op.  (also see projects at city of the sun)

2004-05  Columbus Village Library, Columbus NM - computer lab manager (4 mac g5's, 17 windows pc's) and internet "reference librarian".  Set up the library's first website, webserver & webcam security system.  Also consulted for the Columbus Farmers Market and Columbus Chamber of Commerce.

1990-92  Upattinas School, Glenmoore PA (near Phila) - science & math teacher for this private boarding school & NCACS alternative / home-school resource center, with small classes of 5-10 students 6-18 years old.  Also provided IBM & Mac computer consulting & desktop publishing, and was one of the school van drivers.  (also see upattinas news)

1988-89  Computer Mailworks for Non-Profits, Philadelphia PA - computer consultant, also labeled & sorted outgoing bulk-mail.  This small co-op business, part of Movement for a New Society, provided bulk mailing services for alternative/non-profit agencies in the Philadelphia area.

1980-89  CVS Electronics & Misc-Tech  (vansprouts) - Electronics & media consulting, design & repair services.  (also see my card archive)

1984-85  Graphics Engine Laboratory, Santa Fe NM - first technical director of GEL, a major project of the Center for Contemporary Arts, funded by the NEA to give artists access to expensive new computer graphics tools.  I was responsible for developing the software architecture of the entire graphics system, researching & integrating third-party software & hardware for the project, and maintaining the first GEL computer, a Sun workstation (BSD 2.4 Unix OS) with a UUCP Internet connection via Los Alamos National Laboratory.

1981-85  Center for Contemporary Arts of Santa Fe NM - audio/video technician for live performances including Joan Jonas' opening for the 1983 Video as Attitude exhibition at the Santa Fe Museum of Fine Arts, Susan Ohori's New Music Series, Paul Dresher, Musa Suso, and others.  Also technical director of the Graphics Engine Laboratory in 1984.  The CCA is a media-art theatre & gallery, and resource center for media-art production equipment & facilities.

1980-84  Steina & Woody Vasulka, video artists, Santa Fe NM - computer & electronics consultant for these pioneers in the field of digital video processing.  I designed and developed "vsys", a realtime operating system and computer language for programming, controlling, & coordinating a studio full of video equipment, including the Vasulka-Schier Digital Image Processor, a custom-built AMD2900-based bit-slice pipeline-microprocessor for realtime video processing and 3d graphics synthesis.  Vsys was developed in Macro-11 assembly language on a DEC PDP-11 computer with a flakey 8-inch floppy drive and a teletype printer.

1983     Robert Cook, geodesic architecture, Santa Fe NM - designed & developed a programmable calculator algorithm for determining strut dimensions & angles for a multi-layered cylindrical geodesic structure.  Also helped build prototype models.

1981-83  UNI Learning Research Center, Santa Fe NM - technical consultant for artists in video & audio media-art, camera work, editing, production, & production design.  Also developed a microprocessor-based video editing controller, and directed assembly of the newest known clone of the Sandin IP, an analog video image processor/synthesizer system.

1980     Montgomery Ward Service Dept, Osage TV Repair & The Candyman Hi-Fi Repair, Santa Fe NM - electronic repair technician, in repair shops & mobile field services.  Fixed hundreds of TVs and stereos ranging from very cheezy to ultra-elite.

1980     WEBA, solar-energy engineering, Santa Fe NM - created a software package for interactively analyzing long range cost efficiency of passive solar heating technology, with calculations for each customer location based on weather data & previous utility bills.

1979     Atlantic Medical Services, collection agency, Pittsburgh PA - software development & training.  Designed, developed, and installed a new in-house hyper-dimensional relational database & billing system to handle over 50,000 accounts, and translated the old database from their former data services provider.  All in 2 months, on schedule & with no glitches, for $5 per hour.  Last checked in 1989, the system was still in use with no major changes to my original software.

1978-79  Dataform Systems, Pittsburgh PA - software development & training.  Adapted standard business application software to the needs of customers (sales, inventory, payroll, accounts, etc).  Wrote low-level disk editing utilities for recovering crashed floppy disks.  Also wrote demo games, and a custom database package for Atlantic Medical Services.

1978     School of Computer Technology, business vo-tech school, Pittsburgh PA - programming instructor, Fortran & COBOL, history of computers, etc.  Developed curriculum outlines, teaching materials, tests, & example software, including a department store inventory simulation, and a grading & attendance database for my 150 students in 5 classes (they were 18-26 years old, i was 21).

1973-77  EEW Inc, Pittsburgh PA - electronic design & development, analog & digital electronics, computer hardware, digital video & audio peripherals.

1977     Murray Ave TV Repair & The Office Machine, Pittsburgh PA - repair shop technician.  TVs, stereos, telephone answering machines, etc.

1977     Random Theatre, NYC - electronic design, electrical contracting.  Designed, built, & installed a set of 1800-watt lighting controls for theater house lights.

1977     Public Access Synthesizer Studio, NYC - electronic design & construction.  Designed & built new music synthesizer modules, and assembled old Buchla 100-series module kits, for electronic music production by independent artists.

1974-77  Academic tutoring  (vansprouts) - Personal tutoring in science & math, high-school & undergraduate levels.

1975-76  Cooper Union Liberal Arts & Sciences Dept, NYC - office assistant (student work-study position), and audio/visual technician for lectures, slide-shows, poetry readings, etc.

1973-74  Prof Irving Lowe, NMR Laboratory, Physics Dept, University of Pittsburgh, Pgh PA - software design.  Developed a numerical analysis & graphics display software library for DEC PDP-11 LPS Laboratory Peripheral System + Nicolet digital transient recorder.

1972-74  Computer Center, University of Pittsburgh, Pgh PA - software design & development.  status monitor for DEC PDP-10 timesharing system, and a tutorial PDP-10 machine-code simulator.

1998-    Metasofa Artists community & workshops - designer, teacher, and facilitator   (see comfy.metasofa.org)

1997-    Dances of Universal Peace - drummer, guitarist, apprentice dance-leader

1981-    Nutrition & agriculture studies - vegetarian diet, sprouting, live & fermented foods, permaculture, organic gardening & agriculture, em, composting, etc   (see vansprouts ecotech)

1973-    Alternative music studies - world musics, instrument building & percussion, just-intonation, Harry Partch, Terry Riley, et al   (also hear meta metta mantra)

1972-    Eco-technology & research - bicycles, human-powered vehicles, bike touring & racing, design, construction, & repair   (see vansprouts ecotech)

1970-    Miscellaneous musical groups & projects - violincello, electric cello, electric bass, lyrics, vocals, guitar, percussion, synthesizers, computers, tapes, mixers, etc

2005    "Trouble in Columbus" play, Tumbleweed Theater, Columbus NM - lighting, set building, played Squeaker "just trying to do something nice for someone", and accompanied Jimmie Helms on guitar.

2002-    Fluoride poisoning & subsequent healing, southwestern NM - gradual but eventually massive, almost fatal, gastrointestinal & neurological/brain damage, caused by ingesting naturally occuring fluoride (and other toxins) in the well water & garden produce of lovely Gila NM over a period of 8 months... still healing after 8 years.  There is increasing awareness of this simple public health hazard, which extends across the Chihuahuan Desert from Willcox AZ to Las Cruces NM, and along the Gila River thru Phoenix, and provides a steady cash flow for the field of "Internal Medicine".

2000    Mandala Dance of the 21 Praises of Tara, workshop & ritual performance, Tempe AZ - drumming/percussion and sound tech assistance for this weekend workshop led by Prema Dasara and Anahata Iradah (Dances of Universal Peace)

1992     National Wrecking Co & Bunk bands, Philadelphia PA - electric cello, electric bass, stage lighting, driving, cassette label & package design.

1988-93  Movement for a New Society, Philadelphia Community School & Re-evaluation Co-counseling, Phila PA - participated in workshops & work with Quaker peace activists and others, community organizing & non-violent social-change activism, arts & creativity workshops.  also worked in Computer Mailworks for Non-Profits and the Mariposa Food Co-op.

1988-90  Student Services, University of Pennsylvania, Phila PA - shuttle van driver

1988-89  Painted Bride Performing Arts Center & Philadelphia Folk Festival, Phila PA - volunteer usher

1980-85  Mobile Computer Lab & Sprouts Van - renovation of 1965 IHC stepvan into a rolling toolbox, library, office...  a thorough education in automotive mechanics, bodywork, oxy-acetylene welding, etc.  (still in use as a trailer... see summer 2010)

1982     Tetrahedron bass speaker - design & prototype for electric bass speaker cabinet, a truncated tetrahedron made of 3/4-inch plywood, for a front-loading 15-inch woofer.

1980     Der Weinerschnitzel, Santa Fe NM - fast food cook for 4 weeks

1979     Yellow Cab Company, Pittsburgh PA - taxicab driver for 6 weeks

1978-79  Young Lust rock/blues band, Pittsburgh PA - electric bass, sound & lighting, contract writing, and half the driving.  Also built a portable 6-channel light board and a 16-channel audio snake.

1974-76  Cooper Union Pro Musica, NYC - baroque violincello with a recorder ensemble in Cooper Union's student music club.

1974    "The Last Episode of Star Trek" film - production design, lighting, camera, sound, editing, special effects & titles for a short film (12 minutes, color super-8).  Also, i was Dr McCoy "he's dead, Jim".  After three friends wrote the script and built sets, i did all the technical film stuff, editing in the Electronic Music Lab at the University of Pgh.

1971-74  Soloworks, Computer Science Dept, University of Pittsburgh, Pgh PA - teen-age guinea-pig, programmer & tutor in a computer literacy project for advanced high-school students, sponsored by Pgh Public Schools & NSF.  We wrote software in Basic for board games, physics simulations, graphing/plotting math functions, etc.

1971-72  Project Mazda, Education & Communications Dept, University of Pittsburgh, Pgh PA - teen-age guinea-pig, programmer, tutor, and consultant for a graduate study experimental open-classroom computer/media literacy laboratory.  Similar to Soloworks, but more diverse in society and content.  We were kids of all ages and backgrounds, and worked with film and other media-arts as well as computer technologies.

1966-73  Pittsburgh All-City Orchestras, Allderdice High School Orchestra, Pittsburgh Youth Symphony, Pgh PA - classical violincello

1974-76  The Cooper Union, Manhattan NYC - Electrical Engineering & Physics undergraduate, full academic scholarship, dropped out after 2 years.  Also played cello in the music club, and worked as an office assistant & audio/visual technician for the Liberal Arts & Sciences Dept.

1973-74  Electronic Music Lab, Music Dept, University of Pittsburgh, Pgh PA - electronic music composition, studio production & live performance.  Audio processing, mixing, tape recording, & editing techniques.  Buchla 100, ARP 2600, & other synthesizers.  Also edited "The Last Episode of Star Trek" film here.

1972-74  College Board test scores - all top 90-99th percentile, SAT: Verbal 650 Math 760, Ach: English Comp 710, Chemistry 700, Physics 750, Math-1 790, Math-2 800

1969-74  Taylor Allderdice High School, Pittsburgh Public Schools, Pgh PA - advanced academic curriculum grades 7-12, graduated 1 year early.  Also cellist in top school orchestra, and ran cross-country against my asthma.

1973     William Penn Charter School, Philadelphia PA - summer school classes for English credit required for early graduatation.

1968     Computer Science Dept, University of Pittsburgh, Pgh PA - Computer Science 101, just for fun (a friend at the university enrolled me).  I was 11 years old, too shy to attend class with the big kids, but i did all the weekly programming assignments and got an A on the final exam.

1964-69  Buhl Planetarium, Pittsburgh PA - extra-curricular astronomy/science/math classes, great telephone technology exhibits!

1962-69  Wightman Elementary School, Pittsburgh Public Schools, Pgh PA - grades K-6, math wiz, science club, etc.  Nice school library!

2004-    Internet / Web - Unix & Linux, FreeBSD, Ubuntu, Debian, Apache, Nginx, openSSL, html, css, php, js, svg, xml, etc

1989-    Apple Macintosh - Mac OS 3.2 thru 9.2, OS X 10.2 - up, HyperCard, HyperTalk + xcmds, ResEdit, Think-C, Pascal, Claris, Xpress, Adobe, page layout, graphics, photo, audio, video, programming languages, disk utilities, etc

1984-95  Academic Internet - Unix shells, mail, usenet news, www/html, ftp, gopher, uucp, etc (GEL, etc)

1988-92  IBM PC - MS-DOS, MS-Word, Multiplan, Windows, etc (Computer Mailworks, Upattinas School, etc)

1985-91  NEC PC-8201 laptop - Basic, Z80/8085 machine code, assembler (by vansprouts), memory & i/o hardware design & modifications, wysiwyg graphics editor & typesetting software, digital polyphonic harmonic music synthesizer & editor (vansprouts)

1984-85  Sun Microsystems 2/120 graphics workstation - BSD Unix, csh, c, Pascal, 68k assembler, vi, awk, etc, uucp, system admin (GEL)

1980-84  DEC PDP-11 minicomputer - Macro-11/Assembler, vsys (by vansprouts), TECO, PIP (Vasulkas)
1980-84  AMD 2900 bit-slice pipeline-microprocessor - microcode, microcode assemblers (Vasulkas)

1978-83  Commodore KIM-1 microprocessor development system & VIC-20 personal computer - 6502 machine code, Basic, memory & i/o hardware design (vansprouts, UNI Learning Research)

1978-79  Qantel 210,960,1400 business systems - Basic, machine code (Dataform Systems, Atlantic Medical Services)

1978     IBM System-3/10 punchcard batch - COBOL (School of Computer Technology)
1978     Honeywell 200/120 punchcard batch - COBOL, Fortran (School of Computer Technology)

1974-75  DEC PDP-11 punchcard batch - Fortran (Cooper Union)

1973-74  DEC PDP-11 realtime Laboratory Peripheral System - Macro-11/Assembler, Fortran, Basic, Edit, PIP (U of Pgh Physics)
1971-74  DEC PDP-10 timesharing, tty & graphics terminals & pen-plotters - Macro-10/Assembler, DDT, TECO, PIL, Fortran, Basic (U of Pgh CC)
1968-74  DEC PDP-4/7/9 realtime graphics - machine code, assembler, i/o hardware design (U of Pgh CC)

1971-72  Com-Share XDS dialup tty timesharing - Basic, Fortran, QED (Soloworks)
1969-71  IBM 360/50 tty timesharing - PIL, Catalyst, Fortran (U of Pgh CC)

1968-69  IBM 7090 punchcard batch - MAD, Fortran (U of Pgh CC)