Special Lecture, JSPC, Japan

IUPAC, Plenary Lecture, Sao Paulo, Brazil

OMCOS, Plenary Lecture, Jeju Island, Korea

ACS Kosolapoff Award, Auburn University, AL

Mack Lecture Award, The Ohio State University, OH

New Direction in Chemistry Sym, University of Melbourne, Australia

V. J. Shiner Jr. Distinguished Lecturer, Indiana University, IN

Marvel Lectures, Univ of Illinois, Urbana-Champaign, IL

Murtiashaw Lecture in Chemistry, USC, Colombia, SC

Janssen Pharmaceutica Prize Lecture, Antwerp, Belgium

Distinguished Professor Award, Seoul National University, Korea

Lecture in Honor of Steve Ley, Cambridge, UK

Tishler Prize Lectures, Harvard University, MA

Chemical Record Lectureship, Tokyo, Kyoto, Tskuba, Japan

Felix Serratosa Lecture, University of Barcelona and ICIQ, Spain

Distinguished Scientist Award, Seoul National University, Seoul, Korea

Backer Lectureship, Groningen, Holland

Schering Prize Lectures, Berlin, Germany

Kavali Lecture, ACS National Meeting, Boston

Keynote Lecture, Nato Conference, Sapporo, Japan

Plenary Lecture National Organic Symposium, Maryland

Harrison Howe Award Lecture, Rochester, NY

Robinson Lectures, Oxford University, UK

Invited Lecture, University of North Caroline, Chapel Hill, NC

Award Lecture, ACS award for Molecular Design and Synthesis, NJ

Plenary Lecture, Madrid Symposium of Organic Chemistry, Madrid, Spain

Plenary Lecture, Pavia Chemistry Day, Pavia, Italy

Plenary Lecture, Russian Organic Symposium, Moscow, Russia

Eun Lee lectureship, Seoul National University, Korea

Plenary Lecture, Isacs Meeting, Shanghai, China

Plenary Lecture, Chinese Chem Soc Meeting, Beijing, China

Plenary Lecture, ICIQ Anniversary Symposium, Tarragona, Spain

Marker Lectureship, Penn State, PA

UW Madison, Student Invited Lectureship, Madsion, WI

Stork Lectureship, Columbia University, New York, NY

Plenary Lecture, ESOC 2013, Marseille, France

Koppa Symposium in Organic Chemistry, Helsinki, Finland

ACS Symposium on Photoredox Catalysis, New Orleans

Murray Lectureship, St Louis, Missouri

RSC Catalysis Award, Symposium in Honor, Strathclyde University, UK

Plenary Lecture, Huddersfield Catalysis Symposium, UK

Beckman Lectureship, Caltech, Pasadena, CA

Bristol-Syngenta Lectureship, Bristol, UK

Plenary Lecture, Organocatalysis Symposium, Honolulu, HI

Bohlman Lectureship, TUB, Berlin, Germany

Swissman Lectures, Kansas University, KS

Plenary Lecture to Honor Manfred Reetz Tetrahedron Prize, ACS, PA

Electron Transfer GRC, Salve Regina, RI

Keynote Lecture National Graduate Student Symposium, Boulder, CO

Keynote Lecture Heterocycles GRC, Salve Regina, RI

Symposium to honor Howard Alper, Ottawa University, Canada

Plenary Lecture SFB 858 Symposium, Munster, Germany

Donald G. Davis, Memorial Lectureship, University of New Orleans

Sloan-Kettering, New York

Lilly Award Symposium, Senior Talk, Indianapolis, IN

Plenary Lecture to Honor Steve Hanessian Natural Products Prize, ACS, San Diego, CA

Plenary Lecture, HCF symposium, Gainesville, Fl

Plenary Lecture, Werner Soc. Dublin, Ireland

Plenary Lecture, Green Catalysis Symposium, Quebec, Canada

Student invited seminar, Minnesota University, MN

Plenary Lecture, ICHC symposium, Glasgow, Scotland

Plenary Lecture, Cambridge-Oxford Synthesis Meeting, UK

Plenary Lecture, Regensburg University, Germany

Hassel Lectureship, University of Oslo, Norway

ACS Award Lecture for Creative Work in Chemical Synthesis, ACS National Meeting, Anaheim, CA

Mitsui Catalysis Award Lecture, Kyoto, Japan

Kharasch Lecureship, University of Chicago, IL

Pfizer Lectureship, MIT, Cambridge, MA

Plenary Lecture Iberia Americo Symposium, Spain

Plenary Lecturer, ISSACS Meeting, San Francisco

Plenary Lecturer, DFG Meeting on Organocatalysis, Mulheim, Germany

Tetrahedron Chair, BOSS Symposium, Brussels, Belgium

Plenary Lecture, Tetrahedron Symposium, Bejing, China

French-American Chemical Society Meeting, Obernai, France

Plenary Lecture, Sheffield Stereochemistry Meeting, UK

Karabatsos Lectureship, Michigan State University

Plenary Lecture, Welch Foundation Symposium, TX

Plenary Lecture, Presentation of Tetrahedron Prize to L. Overman, ACS Meeting, Washington, D.C.

Van ‘t Hoff lecture of the Dutch Royal Academy, Amsterdam, Holland

Carruthers Lectureship, Birmingham, UK

Plenary Lecture, Grasmere, UK; Pfizer Green Chemitrsy Symposium, UK

Plenary Lecture, Ischia Workshop, Ischia, Italy

Plenary Lecture, German Organic Chemistry, Weimar, Germany

Plenary Lecture, Division of Organic Chemistry Centennial Celebration ACS Meeting, Philadelphia, PA

Plenary Lecture, Ischia Organic Chemistry Conference, Ischia, Italy

Plenary Lecture, UK Symposium on Catalytic Methods, Leeds, UK

Organic Synthesis Lectureship, UC Irvine, CA

Plenary Lecture, Presentation of ACS Award to M. Shibasaki, ACS Meeting, Philadelphia, PA

Plenary Lecture, Japanese Soc of Pharma Sciences, Yokohama, Japan

Merck Catalysis Symposium, Shanghai, China

Plenary Lecture, Japanese Society of Pharmaceutical Sciences, Yokohama

Plenary Lecture Swiss Chemical Society, Basel, Switzerland

Plenary Lecture Copenhagen Symposium on Catalysis, Denmark

Banff Symposium on Organic Synthesis, Canada

Merck Catalysis Symposium, Shanghai, China

Mukaiyama Award Symposium, Awaji Island, Japan

Brazilian Meeting on Organic Synthesis, Brazil

Young Guns Conference on Organic Synthesis, San Francisco, CA

Cope Scholar Award Lecture, Boston, MA

ISHC Heterocyclic Award Lecture, Sydney, Australia

Kyoto Conference on Organocatalysis, Japan

Kende Lectureship, University of Rochester, NY

Hellenic Symposium on Organic Synthesis, Athens, Greece.

Bristol Synthesis Meeting, Bristol, UK.

Cornforth Lectureship, University of Sydney, Australia

Merck Lectureship, Stanford, CA.

Novartis Lectureship, University of Pennsylvania, PA.

Plenary Lecture, New Zealand International Chemistry Conference, Rototua, New Zealand

Keynote Address, Ta-shue Chou Symposium, Academia Sinica, Taipei, Taiwan

Novartis International Lecturer:Boston, US; Basel, Switzerland; London, UK;Tokyo, Japan; Vienna, Austria

Organocatalysis Symposium, Honolulu, Hawaii

Plenary Lecture, Dublin Chemistry Symposium, Dublin, Ireland

Cornforth Lectureship, University of Sydney, Australia

Plenary Lecture, Yamada-Koga Prize Symposium, Yokyo, Japan

Plenary Lecture, LOC Symposium, Charlemagne, Germany

Key Address, Gregynogg Symposium, UK

BASF Symposium in Catalysis, Heidelberg, Germany

The Merck Lectures, Cambridge University, UK

Award Lecture for EJ Corey Prize, San Diego, US

Plenary Lecture, Frontiers in Organic Chemistry, Yale University, US

Ertdman Lecturer, Royal Institute of Technology, Stockholm, Sweden

Fuson Lectureship, University of Illinois, Urbana-Champagne

Plenary Lecture, IASOC XI, Ischia, Italy

Syngenta Lectureship, Basel Chemical Society, Basel, Switzerland

Plenary Lecture, French Cemical Society, Paris France

New Frontiers in Organic Synthesis, Edinburgh, Scotland

Plenary Lecture, Belgian Organic Symposium, Louvain-la-Neuve, Belgium

AOCC Plenary Lecture, Cairns, Perth, Sydney, Australia

Plenary Lecture, BOS 2004, Riga, Latvia

UMEDS Plenary Lecture, Zaragoza, Spain

Merck Lectureship, Imperial College, London, UK

Lundbeck Lectureship, Technical University, Copenhagen, Denmark

Baker Lecture, Cornell University, NY

Inspire Lectureship, University of North Carolina, Chapel Hill, NC

BMS Lectureship, University of California, Berkeley, CA

Paul Dowd Lectureship, University of Pittsburgh, PA

Chemistry as a Life Science Symposium, Princeton, NJ

Invited Speaker: 9th International Kyoto Conference on New Aspects of Organic Chemistry, Kyoto, Japan

Plenary Speaker: International Symposium on Synthesis in Organic Chemistry, Camibridge University, UK

Plenary Speaker: International Conference on Heterocycles, Ft. Collins, CO

Derome Lectureship, Oxford University, UK

Plenary Speaker: National Organic Symposium

Plenary Speaker: International Symposium on Catalysis, Holland

Invited Speaker, Burgenstock, Switzerland

ACS Perspectives Symposium on Catalysis, Boston, MA

Plenary Speaker: Advances in Catalysis Symposium, Puerto Rico

Columbia University, NY

Plenary Speaker: ISSIN, Osaka University, Tokyo, Japan

Plenary Speaker: CMDS Symposium, KAIST, Daejon Korea

Plenary Speaker: ACS Princeton Symposium, NJ

Philadelphia Chemists Society meeting to honor Franklin Davis, PA

Plenary Speaker: Roche Symposium, Boulder, CO Plenary Speaker

Merck Worldwide Symposium, Montreal

International Symposium on Recent Developments in Organometallic and Organic Synthesis, University of Montreal

ACS Award Symposium for Professor Clayton Heathcock

Plenary Speaker: SCI Symposium on Enantioselective Organocatalysis, London

Merck Lecturer UK, Manchester, Leeds

Stanford University

Keynote Speaker: NCCC III Symposium, Amsterdam

Holland Cram Memorial Symposium, UCLA

Mesilla Chemistry Workshop, "Asymmetric Catalysis," NM

Astra Zeneca New Investigator Award Symposium

Harvard University, Woodward Scholar Lecture

Massachusetts Institute of Technology

GlaxoSmithKline Chemistry Scholar Symposium

ACS Nakanishi Prize Symposium for Professor Jack Roberts

Invited Speaker ICHC, Yokohama, Japan

Symposium in Honor of Professor David Evans, Harvard University

Plenary Speaker Royal Society of Chemistry Grasmere Conference, UK

Michigan Distinguished Lecturer Tour

University of Chicago

University of California, Los Angeles

DuPont Symposium in Organic Synthesis, UC San Diego

Yale University, CT

Merck Pharmaceuticals, UK

Cambridge University, UK

California Institute of Technology, CA; UC Irvine, CA

The Scripps Research Institute, CA