David S. Isenberg

112 Orchard Street
Cos Cob CT 06807


To bring appropriate technologies to plausible futures.


Ph.D. California Institute of Technology, 1977, Biology (Experimental Psychology).
Thesis on Attention & Phonetic Perception.
B.A. University of Oregon (Honors College), Psychology, 1971.

About 2005-present

Managing Member, isen.com, LLC. The mission of isen.com changed as the Internet became an essential infrastructure of society. Today isen.com produces conferences aimed at keeping the Internet open and free, and access to it technologically advanced. Examples include F2C: Freedom to Connect (2005-2009, 2012, 2013, 2015), FiberFete (2010) and Net-WorkShop (2011).

In addition, Isenberg was a Fellow of the Berkman Center for Internet and Society at Harvard University, 2005-2006 and a Senior Advisor to the National Broadband Plan at the FCC, 2009-2010.

January, 1998-about 2005 Founded isen.com, inc. (1998-2002) and isen.com, LLC (2002-present) to rethink the value of communications networks in an era of technological abundance. Past clients include Cisco, CallWave, NTT, CityLink, Neopolitan Networks, Motorola, Price Waterhouse, Fiber to the Home Council, others.
1985 - 1998 AT&T (Bell) Laboratories, Holmdel & Murray Hill, NJ
A career focus on:
strategic thinking & the evolution of telecommunications,
the commercial realization of technology, and
voice & audio processing.
5/95 - 1-98

Distinguished Member of Technical Staff
Awarded for:
"the AUDIX (R2) implementation of toll quality speech,"
"laying the foundations for future network signal processing applications,"
"insight into business implications of ATM (Asynchronous Transfer Mode) (that) helped alert AT&T to oncoming telecommunications paradigm shifts,"
"ability to present thoughts clearly and persuasively," and
"company-wide reputation as innovative thinker and leader in technology transfer."

Organizer, Grassroots Network of Strategic Thinkers, with events like AT&T Scenario Planning Day, 2/96, 2/97.
Producer, "Not Your Usual Research Seminar" series with e.g., Dee Hock, Jerry Michalski, Jaron Lanier, Peter Schwartz, Paul Saffo, etc.
Author & publisher, No Surpr!ses newsletter advancing unofficial perspectives on telecom strategy.
Author, Rise of the Stupid Network, Why the Intelligent Network was once a good idea, but isn't anymore.
Invited speaker: Grupo Cydsa Quality Day, Monterrey MX 9/8/96, Fortune Internet Summit, Singapore 4/30/97, etc.
Completed Global Business Networks Scenario Planning Training & Interaction Associates Facilitation Training.

4/85 - 4/95 Member of Technical Staff
Catalyzed work on low bit rate perceptual audio coding for delivery of music on modems & data networks (1995).
Author & publisher, AT&T Consumer Services Technology Letter, on business impacts of technologies (1992-1993).
Author, "Business impact of ATM on AT&T Consumer Services" (1992) led to CS's first ATM work plan (1993).
Inventor: Extended TrueVoice platform into a cost-effective, signal processing architecture for every call on AT&T's voice network . Co-inventor, U.S. Patent 5,327,489 (Submitted, 1991, awarded, 1994).
Co-inventor, "System and Method of Capturing Encoded Data Transmitted Over a Communications Network in a Video System" (aka "Want-That" Button) U.S. Patent
Catalyzed development of touch-tone detector more than two orders of magnitude more accurate than existing detectors (1991), now used in two AT&T (now Lucent) products.
Early member of AT&T Voice & Audio Processing Center of Excellence, active member 1990-present, projects on speakerphones, teleconferencing, agent technology, voice coding, multimedia, Internet audio.
Catalyzed development of high quality, efficient 16 kbit/s voice coder (LC-CELP) now used in AUDIX R2 (1989).
AT&T representative to AMIS (Audio Message Interchange Specification) industry consortium (1988-1989).


VERBEX, Bedford MA., Senior Scientist. Speech Recognition Research, 1983-1984.
MATTEL ELECTRONICS, Hawthorne CA, Project Leader. Video Game Development, 1982-1983
SPEECH APPLICATIONS INFORMATION LABS, Woods Hole MA, Sole Proprietor. Speech technology consultancy -- clients included GTE, MILTON BRADLEY, NATIONAL SEMICONDUCTOR, MEMOREX. 1980-1982.
MIT, Cambridge MA, Post-doctoral fellow. Research in speech production & perception, 1979-1980.
HASKINS LABS, New Haven CT, Post-doctoral fellow. Research in speech perception, 1977-1979.


Private pilot (license 5/88), amateur musician, amateur music producer, photographer, fisherman, sailor.


Available upon request.

Date last modified: 19Dec2014