"Language Diversity and Multicultural Science Education – Closing the Achievement Gap.” Featured Speaker, NSTA National Conference in Science Education, Atlanta, GA (2004).  

    "Professional Development - Defining, Developing and Designing Innovative Science Teaching and Learning." NSTA 49th National Convention, St. Louis, MO. (2001) (with L. Motz, et al).

    "Shell Science Teaching Award," NSTA National Convention, St. Louis, MO. (2001) (with F. Johnson, et al).

    "Issues in Multicultural Education; Teaching and Learning Strategies for Sheltered InstructionProgram (LEPS/ESLL): Using Science as a Model Content Area," University of Hawaii and Hawaii Department of Education, summer institutes (2000).

    "Working Models and Ideas for Changing Science Teaching and Learning: Perspectives from Four Science Leaders," NSTA 48th  National Convention, Orlando FL (2000); NSTA 47th National Convention, Boston, MA (1999); NSTA 46th National Convention, Las Vegas, NV (1998) (with J. Rhoton, et al).

    "Diversity and Multicultural Science Education: Emerging Issues, Trends, and Implications for Science Teaching and Learning", Featured Speaker, 31st annual NCSTA Convention, Greensboro (1999).

    "A Culture of Networking and a Model of Professional Development in Science," NSTA 47th National Convention, Boston, MA (1999); NSTA 46 th National Convention, Las Vegas, NV (1998) (with Parke, et al).

    "Shell Science Teaching Award Program," NSTA 47th National Convention, Boston, MA (1999); NSTA 46th National Convention, Las Vegas, NV (1998) (with F. Mattheis, et al).

    "Strengthen a Pre-College Program through Research," NSTA 47th National Convention, Boston, MA (1999).

   Plenary Session Speaker "Best Practices in Science Education in the United States--Lessons Learned," Institute for Science and Mathematics Education Development(ISMED), University of the Philippines (1999).

   Plenary Session Speaker "Biology in the Third Millenium: focus on Information Technology and Environmental Education," Asian Association for Biology Education (AABE), Manila, Philippines (1998).

    "Delivering Changes in Science Education Reform: Proactive and Reactive Initiatives by Science Leaders," NSTA National Convention, New Orleans, LA (1997) (with L. Motz, et al).

   Keynote Speaker: "Mathematics, Science and Technology for Middle Grades in the next Millennium," New Orleans Public Schools, Middle School Institute, New Orleans, LA (1997) .

   Keynote Speaker: Summer Science Institute for Teachers, Bennett College, Greensboro, NC (1996).

   Keynote Speaker: Principals/Administrators Convocation, Shelby County Board of Education, Memphis, TN (1996).

    "Looking Toward the Year 2000: Strategies for Addressing Diversity," NSTA National Convention, St. Louis, MO (1996).

    "Building Capacity for Reform in Science and Mathematics Education," NSTA National Convention, St. Louis, MO (1996) (with E. Walton, et al).

   Panel: "A Paradigm Shift for Delivering Science Education: A View From Science Leaders." NSTA National Convention, Philadelphia, PA (1995) (with J. Rhoton, et al).

   Keynote Speaker: Sand Springs School District Staff Development Activities, Sand Springs, OK (1995).

    Presided over and addressed General Sessions as 42nd President of NSTA at the annual convention in Anaheim, CA (1994); and NSTA conventions in Denver, Louisville, and Orlando (1993).

   Keynote Speaker: Oceans and the Great Lakes Connections Institute, Hamlin University, St. Paul, MN (1994).

   Keynote Speaker: PreCollege Science Program, NC A&T State University, Greensboro, NC (1994).

    "Symposium on Multicultural Education," NSTA Conventions in Anaheim, California (1994), Denver, CO (1993), Louisville, KY (1993) and Orlando, FL (1993).

   Keynote Speaker: "Multicultural Education: The Message You Can't Afford to Miss, " presentation at meetings of the Greensboro Phi Delta Kappa; Kiwanis Club, Greensboro NC (1994); Teachers at San Diego School District (1993); and NSELA conferences in Anaheim, CA (1994); Denver, CO (1993), Louisville, KY (1993) and Orlando, FL (1993).

   Panel: "Restructuring and Reshaping Education," NSTA National Conventions, Anaheim, CA (1994); Kansas City, MO (1993); and Boston, MA (1992).

    "Webbing a Tool kit for Science" and "Demographics," Science Education Forum, NSTA/MONSANTO Project, Washington, DC (1992).

    "Reshaping School Science Supervision," NSTA Area Conventions, New Orleans, LA (1991).

    "Restructuring and Reshaping Science Education," NSTA Conventions, Houston, TX and New Orleans, LA (1991) and National Conference, Boston, MA (1992).

    "How to Plan and Implement a System-wide Elementary Science Program," NSTA Area Convention, New Orleans, LA (1991).

    "Restructuring and Reshaping Education," ASCD national conference, San Antonio (1990), and San Francisco (1991).

    "Focus and Rationale for Integrating Marine Education in the Curriculum," AAAS conference, New Orleans (1990).

    "The Effective Schools Movement: Implications to Science Teaching," Science Teachers Association of New York State (STANYS) Conference (1991).

    "Science Supervision: A Look at the Past, Present, and Future," NSTA conference in Phoenix, (1989).

    "Trends and Techniques in Science Teaching," Seminar for Educators, Ateneo de Zamboanga, Philippines (1989, 1997).

    "SuperScience: Hands-on, Minds-on Science in a Magazine?" [And, "How to Get Involved in the Awards and Recognition Program"; "Secondary Science Symposium: the Key to Promoting Student Research"], NSTA National Conference, Seattle, WA (1989).

    "So, You Want To Be A Winner?" NSTA National Convention, St. Louis, MO (1988).

    "A Potpourri of Ideas and Activities in Science," Association of Childhood Education International Conference, Greensboro, NC (1988).

    "All Roads Lead to the Science Fair: More Ideas on Making It Attractive and Competitive," NSTA Area Convention, Miami, FL (1987).

    "A Description of the role of the Science Supervisor in the US: Implications for Effective Leadership and Support Systems in Science Education," NSTA National Conference, San Francisco, CA (1986).

    "More of the Nitty-Gritty Details of Science Fairs," NCSTA State Conference, Winston-Salem, NC (1986).

    "Survey of the Literature on Biological Taxonomy and Systematics and Their Implications to Secondary Biology Teaching," NCAS meeting, East Carolina University, Greenville, NC (1986).

    "Results of Research on Role Expectancy Using the Position of the Science Supervisor at the State and National Levels," NCAS meeting, Guilford College, Greensboro, NC (1985).

    "Planning and Implementing a Support System for Science Teaching: What Makes a Difference," NSTA Area Convention, New Orleans, LA (1985).

    "How many Kingdoms? Current Views in Biological taxonomy," NCSTA state Conference, McKimmon Center, North Carolina State University, Raleigh, NC (1985).

    "Inland Oceanography," Mid-Atlantic Marine Education Association Meeting, Ft. Monroe, VA (1978).

    "Teaching Periodicity Through Photoperiodism," NSTA Area Convention, New Orleans, LA (1978) .

    "Reading-Inference-Science Experiments (RISE)," NCSTA State Meeting, Greensboro College, NC (1978).

    "Reviving Debates in the Classroom," NCSTA State Meeting, East Carolina University, NC (1977).
 
 

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