Research Interests: Modeling of Water and Solute Movement in Soils; Modeling Physiological Processes; Design of Mathematics Courses using Microcomputers; Design of Mathematical Software; Using ConceptTests as a Discovery Learning Technique.
SOME INVITED LECTURES:
2001 "The Effect of Computers on the Teaching of Mathematics" International Conference on the Teaching of Mathematics to Science and Engineering Students - Mexico City
2000 "Trends in Teaching Mathematics to Engineers" International Conference on the Role of Science and Mathematics in Engineering Education - Acapulco, Mexico
1997 "Transition from Ordinary Assessment" Mid-Atlantic Conference on Assessment in Mathematics, Washington D.C..
1997 "New Ways of Teaching Differential Equations" Conference on Innovations in Mathematics Teaching, Mayaguez, Puerto Rico
1997 "Reasoning vs Drill: Pencils vs TI92 - What is the Proper Balance" Honors Day Address, NAU, Flagstaff
1996 "Models of Bio-Heat Transfer" University of Montana, Missoula
1996 "Differential Equations in the Year 2000" Special Session on the Teaching of Differential Equations, AMS/MAA National Meeting, Orlando
1995 "Technology in Differential Equations: Friend or Foe?" 8th Annual International Conference on the Use of Technology in the Teaching of Mathematics, Houston
1995 "Student Projects in a First Course in Differential Equations" Special Session on the Teaching of Ordinary Differential Equations" AMS/MAA annual meeting, San Francisco
1993 "A Response To 20 Questions That Deans Should Ask Their Mathematics Departments" State of Montana's select committee on improving Math & Science Education, Butte
1993 "Reworking the Education Formula: Math First", Phi Beta Kappa Lecture, Luther College, Decorah, Iowa
University of Arizona
Have served on over 150 departmental committees and 125 college and university committees.
Founding Member, Program in Applied Mathematics
Founding Member, Division of Learning and Assessment
Inaugurated current Engineering Mathematics degree in 1972
Served as an adviser/mentor/source of recommendations for pre-medical, pre-dental students since 1977.
Departmental coordinator for the "Professional Internship Program for Gifted and Talented High School Students" - have supervised 17 students in this program in individual study projects.
Referee for fourteen different research and educational journals.
Reviewer for proposals for the National Institute of Health, National Science Foundation, Department of Education, and the Army Research Office.
Book reviewer for eight different publishers
Treasurer and Board of Directors - Calculus Consortium for Higher Education
Board of Directors - Mathematics Consortium Working Group
Board of Directors - Luther College Alumni Council
1981-1985 One of five members of Control Data's 'Editorial Review Board' for Calculus. This board was responsible for development of five courses delivered by an interactive computer.
1993-1998 Chair of the National Advisory Committee to the State of Montana's five million dollar NSF grant to improve math and science education
1998-2003 Chair of the National Advisory Committee to the Commonwealth of Puerto Rico's five million dollar NSF grant to improve math and science education.
1990- Have given over three dozen workshops to high school and college teachers in the U.S., Mexico, Canada, and Europe on teaching using technology, the discovery method, interactive calculus and differential equations, and Advanced Placement Calculus.
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