2008: Texas Aggie Bar Assn.
"Oil & Gas Law Primer" (Texas A&M University, Feb. 2008)

2004: Houston NW Bar Assn.
"What Every Lawyer Needs to Know About Oil & Gas Law."

1998: State Bar of Texas Advanced Oil and Gas Course, Dallas, Texas
"New Developments in Energy and Natural Resource Law." (Keynote paper)

1998: "Current Developments in Texas Oil & Gas Law - 1998":
Review of Oil & Gas Law XIII, Dallas Bar Association Energy Law Section (Keynote paper).

1997: "Current Developments in Texas Oil & Gas Law - 1997":
Review of Oil & Gas Law XII, Dallas Bar Association Energy Law Section (Keynote paper).

1996: "Current Developments in Texas Oil & Gas Law - 1996":
Review of Oil and Gas Law XI, Dallas Association Energy Law Section (Keynote paper).

1995: "Current Developments in Texas Oil & Gas Law - 1995":
Review of Oil and Gas Law X, Dallas Association Energy Law Section (Keynote paper).

1994: "Current Developments in Texas Oil & Gas Law - 1994":
Review of Oil and Gas Law IX, Dallas Association Energy Law Section (Keynote paper).

1994: 41st Mineral Law Institute, Louisiana State University Law Center:
"Secrets in the Oil Patch: A Primer on the Use, Protection, Preservation and Defense of Oil and Gas Trade Secrets and Proprietary Data."

1993: Southwestern Legal Foundation - 34th Institute for Landmen:
"Lease Maintenance Handbook" (April 5-6, 1993).

1992: Southwestern Legal Foundation, Dallas, Texas:
"Lease Preservation: An Analytic Grid."
Published: Southwestern Legal Foundation Proceedings 1992.

1992: Dallas Association of Petroleum Landmen, Dallas, Texas:
"Lease Maintenance and Preservation Issues."

1991: Dallas Bar Association Annual Institute Review of Oil and Gas Law, Dallas, Texas:
"Lease Preservation Grid - an Analytic Approach."

1991: Dallas Energy Forum, Dallas, Texas:
"Lease Preservation in a Curtailed Gas Market."

1991: Houston Bar Association:
"Lease Maintenance in the 90's."

1990: University of Tulsa/Institute for Energy Policy:
"Gas Balancing in the 1990 Gas Market," presentations in Dallas, Texas and Tulsa, Oklahoma.

1989: State Bar of Texas, Advanced, Oil, Gas and Mineral Law Course, Dallas, Texas:
"Trade Secrets in the Patch: Geological and Geophysical Data"
"Lease Preservation and the Force Majeure Clause: A Putative Effort?"

1989: State Bar of Texas/University of Texas Spring Oil and Gas Institute, Houston Texas - Program Director.

1988: State Bar of Texas, Advanced, Oil, Gas and Mineral Law Course, San Antonio, Texas:
"Concurrent and Successive Interests in Minerals."

1988: State Bar of Texas/University of Texas Spring Institute, Houston, Texas:
"The Implied Marketing Obligation: Its Development and Current Implications."

1987: Dallas Oil, Gas and Mineral Law Section, Dallas, Texas:
"The Implied Covenant of Further Exploration?"

1986: Dallas Oil, Gas and Mineral Law Short Course (Preparatory course for Examinees of Certification Examination in Oil, Gas and Mineral Law, Dallas, Texas:
"The Incidents of the Texas Mineral Estate."

1983: Texas Lawyer's Guide; Callaghan Publishing Co. (with Wicker and Benson)

1982: Texas Mineral Association Annual Meeting, Austin, Texas:
"Co-Development of Surface and Sub-Surface Minerals."

1982: Houston Association of Division Order Analysts, Houston, Texas:
"Curing D.O. Titles to Surface Minerals Under Current Law."

1981: American Association of Petroleum Landmen, Annual Meeting, Oklahoma City, Oklahoma:
"The Necessity of Accommodation in the Concurrent Development of Surface and Subsurface Minerals."

1977: American Association of Division Order Analysts, Houston, Texas:
"The Probate Process and the Practical Cure of Division Order Title Requirements."

Program Advisory Committee:

State Bar/University of Texas Spring Oil and Gas Institutes: 1986, 1987, 1988, 1989

State Bar Advanced Oil, Gas and Mineral Law Courses: 1987, 1988, 1989, 1990, 1997, 1998, 2000