- July 28-August 2, 2007: Conference on Hnor Allan Peterson, Abbazia di
Novacella, Italy.
- July 23-27, 2007: 12th ICDE, Lisbon, Portugal.
- January 5-8, 2007: Joint Mathematics Meetings, New Orleans.
- July 24-28, 2006: 11th International Conference on Difference Equations and Applications, Kyoto, Japan.
- June 15-20, 2006: Marrakesh World Conference on Differential Equations and Applications, Marrakesh, Morocco.
- May 27, 2006: Ankara Differential Equations Seminars: Middle East Technical University, Ankara, Turkey.
- May 23, 2006: Time Scale Day, Izmir University of Economics, Izmir, Turkey.
- January 12-15, 2006: Joint Mathematics Meetings, San Antonio, TX.
- November 10, 2005: Discrete Calculus to Math 1, UMR.
- November 9, 2005: Running a Succesfull Coloborative Learning Center, NFTS.
- October 21-23, 2005: 1011th AMS Meeting, Lincoln, Nebraska.
- October 7, 2005: Designing and Redesinning Academic Experiences to Enhance Student Learning, NFTS. (Panelist)
- July 25-30, 2005: 10th International Conference on Difference Equations a nd Applications (ISDE), Munich, Germany.
- June 27-August 1, 2005: The First International Workshop on Dynamic Equat ions, on Time Scales, Istanbul, Turkey.
- June 16-18, 2005: AMS (#1008) Mainz, Germany.
- May 15-17, 2005:
Building Your Academic Portfolio
(NTFS). (Attended)
- March 28-April 1, 2005: The Easter Academy 2005, AbiTuMath Abbacy
of Novacella, Italy.
- January 24-26, 2005: The Teaching Renewal Conference at UMC. (Attended)
- January 5--8, 2005: Joint Mathematics Meetings, Atlanta, GA.
- November 19-20, 2004: 24th Annual Western Kentucky University
Mathematics Symposium, Bowling Green, Kentucky, Dynamic Equations
on Time Scales. (Attended)
- October 23-24, 2004: TA Development Using Case Studies: A Workshop
for Faculty, 1001th AMS Meeting (2004 Fall Central Section
Meeting), NWU, Evanston, IL. (Attended)
- September 30- October 2, 2004: Course Design Retreat (NFTS).
- July 5-10, 2004: Dynamic Systems and Applications,
Antalya, Turkey.
- June 1, 2004: University of New South Wales, Sydney,
Australia.
- April 3-4, 2004: 996th AMS Meeting, University of Southern
California Los Angeles, CA.
- April 1, 2004: Colloquium Talk, San Diego State University,
CA.
- January 7-10, 2004: Joint Mathematics Meetings, Phoenix,
AZ.
- July 28-August 1, 2003: 8th International Conference on
Difference Equations and Applications, Brno, Czech Republic.
- April 4-6, 2003: AMS, Bloomington, Indiana.
- July 8-19,
2002: University of Wyoming, Rocky Mountain Mathematics Consortium
Summer Conference, Laramie, Wyoming.
- September 20-21, 2002: Time Scales Workshop, University of Dayton,
Dayton, OH. (Attended)
- June 11, 2002: Dynamic Equations Day at METU, Ankara-Turkiye.
- March 8-10, 2002: AMS, Atlanta, Georgia.
- January 6-9, 2002: Joint Mathematics Meetings, San Diego, CA.
- October 2001: 970th AMS Meeting at University of Tennessee,
Chattanooga. (Attended)
- July 30--August 3, 2001: Sixth International Conference on
Difference Equations and Applications, Augsburg, Germany.
- October 27--28, 2000: Third Annual Regional Workshop in
Mathematics and Statistics at University of Nebraska--Lincoln.
- October 2000: Fargo Preconference Workshop on BVPs and
Oscillation Theory for Differential Equations on Measure Chains at
North Dakota State University. (Attended)
- October 20--21, 2000: Midwest Differential Equations Conference,
Fargo, ND.
- April 2000: 953rd AMS Meeting at Notre Dame University, Notre
Dame, IN.(Attended)
- January 2000: Joint Mathematics Meetings,
Washington, D.C. (Attended)
- November 20--21, 1999: Second Annual
Regional Workshop in Mathematics and Statistics at University of
Nebraska--Lincoln.
- 1999: MAA Nebraska and Southeast South Dakota Section.
- April 1998: MAA Nebraska and Southeast South Dakota Section at
Hastings College.
- July 1997: RMMC Summer Conference at University of Wyoming,
Laramie, WY. (Attended)