Invited Lectures (Conferences and Symposia)

• Invited Speaker, ¹³C-¹H Spin-Coupling Constants in Furanosyl Rings: Application to Oligonucleotide Structure Determination, NATO Advanced Study Institute on NMR of Biological Macromolecules: Proteins, Nucleic Acids and Polysaccharides, Crete, Greece, August. 23-Sept. 2, 1993.
  
• Invited Speaker, Stable Isotopically-Labeled Carbohydrates: Synthesis and Application in Structural Biology, Stable Isotope Applications in Biomolecular Structure and Mechanisms, Sante Fe, NM, March 27-31, 1994.
  
• Invited Speaker, ¹³C-¹H Spin-Couplings in Flexible Aldofuranosyl Rings: New Probes of DNA/RNA Structure, 36th Experimental Nuclear Magnetic Resonance Conference, Boston, MA, March 26-30, 1995.
  
• Invited Speaker, Structural Interpretation of ¹³C-¹H and ¹³C-¹³C Spin-Coupling Constants in Pyranosyl and Furanosyl Rings: Applications to Oligosaccharides and Oligonucleotides, 211th ACS National Meeting, Division of Carbohydrate Chemistry, New Orleans, LA, March 24-28, 1996.
  
• Invited Speaker, Applications of Stable Isotopes in NMR Studies of Carbohydrates, 1997 Gordon Research Conference on Carbohydrates, Tilton School, June 22-27, 1997.
  
• Invited Speaker, ¹³C-¹³C and ¹³C-¹H Spin-Couplings in Carbohydrates and Nucleic Acids, XVIIIth International Conference on Magnetic Resonance in Biological Systems, Tokyo, Japan, August 23-28, 1998, Abstract No. MIID-2.
  
• Plenary Speaker, 9th Bratislava Symposium on Saccharides, Smolenice Castle, Bratislava, Slovakia, September 3-8, 2000.
  
• Invited Speaker, XIXth International Conference on Magnetic Resonance in Biological Systems, Florence, Italy, August 20-25, 2000.
  
• Invited Speaker, Wallenberg Minisymposium, J-Couplings in the Furanose Rings of Nucleic Acids: Experimental and Theoretical Studies, Lund, Sweden, November 11-12, 2000.
  
• Invited Speaker, NMR J-Couplings in Saccharides: Combining Theory with Experiment, ACS symposium on High Resolution NMR Spectroscopy of Polymers, Division of Polymer Chemistry, 221st National ACS Meeting, San Diego, CA, April 1-5, 2001.
  
• Award Lecture, NMR J-Couplings in Saccharide Structure Determination, John A. Boezi Memorial Alumnus Award, Department of Biochemistry and Molecular Biology, Michigan State University, April 19, 2001.
  
• Plenary Speaker, NMR J-Couplings in Saccharide Structure Determination: Theoretical and Experimental Studies, 9th Meeting on Stereochemistry, Prague, Czech Republic, June 15-18, 2001.
  
• Invited Speaker, Theoretical Calculations of NMR Parameters in Oligosaccharides Using Density Functional Theory: J-Couplings Across Flexible Bonds, ACS Symposium on Computer Modeling of Carbohydrates, Divisions of Computers in Chemistry and Carbohydrate Chemistry, 223rd National ACS Meeting, Orlando, FL, April 7-11, 2002.
  
• Invited Speaker, ¹³C-¹H and ¹³C-¹³C Scalar Couplings in Isotopically Labeled Mono-, Di-, and Trisaccharides: NMR and DFT Studies of O-Glycoside and Hydroxymethyl Group Conformation, ACS Symposium on NMR Spectroscopy of Polymers, Division of Polymer Chemistry, 225th National ACS Meeting, New Orleans, LA, March 23-27, 2003, Abstr. No. 682.
  
• Invited Speaker, Oligosaccharide Conformation via Redundant ¹³C-¹³C and ¹³C-¹H Scalar Coupling Analysis, 23rd Gordon Research Conference on Carbohydrates, June 22-27, 2003.
  
• Invited Speaker, NMR of Isotopically-Labeled Oligosaccharides, NMR Tutorial, Division of Carbohydrate Chemistry, 227th ACS National Meeting, Anaheim, CA, March 28-April 1, 2004.
  
• Invited Speaker, Oligosaccharide Conformation: NMR and DFT Methods, Computational Chemistry of Carbohydrates Symposium, Division of Carbohydrate Chemistry, 227th ACS National Meeting, Anaheim, CA, March 28-April 1, 2004.
  
• Invited Speaker, NMR Scalar Couplings in Isotopically Labeled Oligosaccharides: New Correlations with Molecular Structure, Small Molecule NMR Conference (SMASH), Breckenridge, CO, September 12-15, 2004.
  
• Invited Speaker, Hydroxyl Group Ionization and Anomerization of Aldofuranose Rings, Implications of Sugar Ring Conformations in Drug Design, A Symposium in Memory of Muttaiya Sundaralingam, 231st ACS National Meeting, Division of Carbohydrate Chemistry, Atlanta, GA, March 26-30, 2006.
  
• Invited Speaker, Spin-Spin Coupling Studies of Mono- and Oligosaccharides by NMR, Crystallography, DFT and MD, A Symposium on Modeling of Plant Biopolymers, 231st ACS National Meeting, Division of Cellulose and Renewable Materials, Atlanta, GA, March 26-30, 2006.
  
• Award Lecture, Structural and Functional Roles of Oxygen in Saccharides, Isbell/Wolfrom Awards Symposium, 232nd ACS National Meeting, Division of Carbohydrate Chemistry, San Francisco, CA, September 10-14, 2006.
  
• Invited Speaker, Structural and Functional Properties of NMR J-Couplings in Simple and Complex Saccharides, Payen Symposium Honoring Charles Buchanan, 232nd ACS National Meeting, Division of Cellulose and Renewable Materials, Chicago, IL, March 25-29, 2007.
  
• Invited Speaker, Oligosaccharides as Lone-Pair Scaffolds: Influence of Molecular Context, H-Bonding and Solvation on Solution Conformation and Dynamics, Glycome: Structure To Disease, An I2CAM Exploratory Workshop, Ecole Normale Superieure, Paris, France, September 14-17, 2007.
  
• Invited Speaker, Oxygen Lone Pairs and Functional Scalar Couplings in Structural Glycobiology, Washington Area NMR Group (WANG), Washington, DC, December 7, 2007.
  
• Invited Speaker, New Correlations Between NMR J-Couplings and Saccharide Structure and Function, 234th ACS National Meeting, Division of Cellulose and Renewable Materials, New Orleans, LA, April 6-10, 2008.
  
• Plenary Speaker, Saccharde Side-chain Conformations as Mediators of Structure and Function: NMR Investigations with Stable Isotopes, Institute of Organic Chemistry, Polish Academy of Sciences, NMR Conference, Warsaw, Poland, September 23-25, 2009.
  
• Invited Speaker, Side-chain Conformations as Mediators of Structure and Function: N-Acyl Groups in Aminosugars, 20th International Symposium on Glycoconjugates, Session on Structure, Function and Synthesis of Bioactive Oligosaccharides, San Juan, Puerto Rico, November 29-December 4, 2009.
  
• Plenary Speaker, Saccharides, Isotopes, NMR: Structure, Function, Mechanism, 25th International Carbohydrate Symposium, Tokyo, Japan, August 1-6, 2010.
  
• Invited Speaker, O-Glycoside Linkage Conformation: Generalized Equations for ²J_COC, ³J_CCH, ³J_COCH and ³J_COCC NMR J-Couplings Sensitive to phi and psi;, Symposium on Recent Developments in Characterizing Carbohydrate Structure and Dynamics, Division of Carbohydrate Chemistry, 241st ACS National Meeting, Anaheim, CA, March 27-31, 2011
  
• Invited Speaker, Side-chain Conformations as Mediators of Saccharide Structure and Function: N-Acyl Groups in Aminosugars, Department of Chemistry, University of Alberta, Edmonton, Canada, June 21, 2010.
  
• Plenary Speaker, Isotopically Labeled Saccharides: Applications to Studies of Structure and Mechanism, Satellite Meeting on Conformational Analysis of Carbohydrates & Protein/Carbohydrate Interactions, 16th European Carbohydrate Symposium, Monte S. Angelo University Campus, University Federico II, Naples, Italy, July 2, 2011.
  
• Invited Speaker, 1,2-Dicarbonyl Sugars in Biology: Phosphate-Catalyzed Skeletal Rearrangement Involving C1-C2 Transposition, 16th European Carbohydrate Symposium, Sorrento-Naples, Italy, July 3-7, 2011
  
• Special Lecture, Isotopically Labeled Saccharides: Structure and Mechanism, Year of the Sciences, Albright College, March 26, 2012
  
• Invited Speaker, 1,2-Dicarbonyl Sugars: A Phosphate-Catalyzed Skeletal Rearrangement Involving C1-C2 Transposition, 34th Reaction Mechanisms Conference, University of Missouri, June 19-23, 2012
  
• Invited Speaker, On the Use of ¹H-¹H, ¹³C-¹H and ¹³C-¹³C NMR Spin-Couplings in Methyl [¹³C]Idopyranosides To Investigate Conformational Flexibility in Solution, 26th International Carbohydrate Symposium, Madrid, Spain, July 22-27, 2012
  
• Invited Speaker, Experimental Validation of Saccharide Molecular Dynamics Simulations: Quantitative Treatment of NMR J-Coupling Ensembles (with L. Sernau, T. Klepach and I. Carmichael), Symposium on 100 Years of Cellulose Diffraction, Division of Cellulose and Renewable Materials, 245th ACS National Meeting, New Orleans, LA, April 7-11, 2013
  
• Invited Speaker, Sustainability: Delimiting Core Knowledge in a Multidisciplinary Science, Reform of Education in Sustainability and Climate in Urban Environments (RESCUE), Needs Assessment Workshop, Leece, Italy, May 13, 2013
  
• Plenary Speaker, Interrogating Saccharide with Stable Isotopes, 27th International Carbohydrate Symposium, Indian Institute of Science, Bangalore, India, January 12-17, 2014
  
• Invited Speaker, Isotopically Labeled Saccharides: Biologically Inspired NMR Studies of Structure and Mechanism, Frontiers in Chemistry and Biology of Oligosaccharides, Indian Institute of Science Education and Research, Pune, India January 18-19, 2014
  
• Invited Speaker, Interrogating Saccharides with Stable Isotopes by Solution- and Solid-state NMR, Department of Organic Chemistry, Arrhenius Laboratory, Stockholm University, May 21, 2015
  
• Invited Keynote Presentation, 28th International Carbohydrate Symposium, New Orleans, LA, July 17-22, 2016