Workshop 25 March 2019, Monastir

Link to materials on Data Quality.

Historical Presentations

This page links to a set of presentations mostly from 1997 - 2003.

During this period, I tried to give presentations directly on the web in a few venues, otherwise these were offline copies of prior presentations.

"Give me a place to stand": Places of leverage in the history of GIS, AAG New Orleans 7 March 2003

Configuring the User: Divisions of Labor and Knowledge in the Practice of GIS, 4S Cambridge, Mass. 1-4 November 2001; full text of a related paper .pdf DRAFT

Some Truth from GIS: Information Technology Failures and Successes, Association of Washington Geographers, Seattle 27 October 2001

Revisiting Fundamental Principles, presented at GISRUK, University of Glamorgan, 20 April 2001; full text (DRAFT!) of paper

multi-echelle: quelques idées, LIRMM, 6 décembre 2000

Objets et SIG, LIRMM , 29 novembre 2000

Les transformations de l'information géographique: ce que les SIG font pour les géographes et ce qu'ils ne font pas, présentation à CNRS UMR ESPACE, Avignon, 20 novembre 2000

Se repèrer dans le monde des SIG, présentation Université Paul Valery, 9 novembre 2000

Representations multiples et leur conséquents, présenté au Laboratoire de l'Informatique, Robotique et Microprocesseurs (LIRM), Montpellier France, 8 novembre 2000 <en français>

Building GIS without foundations: Ontology from a social practice perspective, presented at GIScience 2000, Savannah Georgia (invited speaker)

Comment tirer quelque peu de la verité à travers les SIG, présenté au CIRAD Montpellier France, octobre 2000 <en français>

Geography of Geographic Information: Understanding the practices of situated knowledge in the emerging technosciences of GIS, presented at 4S/EASST conference, September 2000, Vienna Austria

Comprendre les transformations de l'information géographique, présenté au Journées Cassini, La Rochelle, France, septembre 2000

How does a GIS integrate information from different sources? Jack and Laura Dangermond Annual Lecture at University of California, Santa Barbara, April 2000

A Transformational Approach to GIS Operations, presented to ESRI, April 2000

Presentation titled Trading Zones versus Boundary Objects: incomplete translations of technical expertise at 4S San Diego CA October 1999, .pdf version of paper

Two presentations at 4S (Society for the Social Studies of Science) Halifax NS October 1998

Speaking Truth to Power: An Agenda for Change
Presented at Spatial Data Quality Symposium, Quebec City, May 1998

Overlay Combination methods presented at AAG, Fort Worth March 1997

GIS as Social Practice:or why standards are doomed to failure (Bar Harbor June 1997)
Social Practice of GIS (March 96 version)


Beyond Stevens, A revised approach to measurement of geographic information
AUTO-CARTO 12, Charlotte NC, 1995

Definition of GIS introduced in Exploring GIS (1997) and subject of "What does GIS mean" in Transactions in GIS (1999) <version française>

Lessons learned for the design of the WHIRLPOOL polygon overlay algorithm, presented at Spatial Data Handling 1992, Charleston SC, slide show loaded Feb 2003

Dane County Land Records Project (from long ago) <version française>


Nicholas Chrisman
Version of 12 March 2003, amended 19 March 2019 (Monastir) without changing other content