1. Further Evidence for Venous Structural and Flow Abnormalities in Patients with Multiple Sclerosis: Sherbrooke, QC, Canada, September 27-29, 2013
  2. Venous Abnormalities and White matter hyperintensities in Idiopathic Parkinson's Disease patients: Italy, July 15, 2013
  3. The role of swi in neurodegenerative disease: From perinatal to aging applications: Italy, July 15, 2013
  4. Iron in the Normal and Pathologic Human Brain: Australia, May 10, 2012
  5. Measurement of Flow in MS Patients using MRI: Australia, May 10, 2012
  6. MRI Flow Quantification in CCSVI: New York, July 16, 2011
  7. CCSVI - Chronic Cerebrospinal Venous Insufficiency: Katowice, Poland, March 4, 2011
  8. The MRI CCSVI Protocol: What to do and what to expect: Katowice, Poland, March 3, 2011
  9. CCSVI - Chronic Cerebrospinal Venous Insufficiency: Ottawa, February 8, 2011
  10. Iron in the Normal and Pathologic Human Brain: Jena, January 15, 2011
  11. Multicenter Trials Needed: Where we are now and where we should be going?: Washington DC, October 18, 2010
  12. Breakthroughs in Imaging Neurovascular Diseases such as Multiple Sclerosis: Technical Aspects, Clinical Ramifications and Understanding the Etiology of the Disease: UCSD talk, September 21, 2010
  13. Iron and Chronic Cerebral Spinal Vascular Insufficiency (CCSVI): 1 October, 2009
  14. Imaging Iron in MS using Susceptibility Weighted Imaging (SWI): "Is the basic etiology of multiple sclerosis vascular in origin?"