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Massey products for elliptic curves of rank 1. J. of Amer. Math. Soc. 23 (2010), 725--747.

Appendix and erratum to "Massey products for elliptic curves of rank 1''. J. Amer. Math. Soc. 24 (2011), no. 1, 281--291.

p-adic L-functions and Selmer varieties associated to elliptic curves with complex multiplication. Annals of Math. 172 (2010), no. 1, 751--759.

The unipotent Albanese map and Selmer varieties for curves. Publ. Res. Inst. Math. Sci. 45 (2009), no. 1, 89--133.

The l-component of the unipotent albanese map. (with Akio Tamagawa) Math. Ann. 340 (2008), no. 1, 223--235.

A remark on fundamental groups and effective Diophantine methods for hyperbolic curves.

The motivic fundamental group of P^1-{0,1,\infty} and the theorem of Siegel. Invent. Math. 161 (2005), no. 3, 629--656.

The Hyodo-Kato theorem for rational homotopy types. (with Richard Hain) Math. Res. Lett. 12 (2005), no. 2-3, 155--169.

Autour des motifs I (with R. Sujatha, L. Lafforgue, A. Genestier, and B.-C. Ngo)

A note on Szpiro's inequality for curves of higher genus. (2002)

A vanishing theorem for Fano varieties in positive characteristic.(2002)

Torsion points on modular curves and Galois theory (with Ken Ribet, 1999)

Mathematical Journeys (2011, contribution to Korean edition of `Les Dechiffreurs')

On number and space (September, 2010, lecture in memory of Yunsan Lee Won-Guk)

Non-abelian fundamental groups in arithmetic geometry (for INI administration, 2009)

Galois Theory and Diophantine geometry (2009)

Fundamental groups and Diophantine geometry (Leeds colloquium, 2008)

Mathematical vistas (2007)

Diophantine geometry as Galois theory in the mathematics of Serge Lang. Notices Amer. Math. Soc. 54 (2007), no. 4, 476--497.

Motivic L-Functions (lecture at IHES summer school, 2006)

CNTA Lethbridge (June 2012)

Lorentz Center workshop (May, 2011)

Essen workshop (February, 2010)

Heidelberg workshop (February, 2010)

Bordeaux workshop (January, 2010)

AMS-KMS joint meetings, Seoul (December, 2009)

Paris number theory seminar (November, 2009)

Oxford number theory seminar (November, 2009)

Colloquia at Leicester and Sheffield (Fall, 2009)

Cambridge anabelian workshop (August, 2009)

Cambridge workshop (July, 2009)

Heidelberg seminar (April, 2009)

Regensburg workshop on 'Finiteness for Motives and Motivic Cohomology' (February, 2009)

Pan Asian Number Theory, Pohang (January, 2009)

Cambridge number theory seminar (November, 2008)

Lille colloquium (November, 2008)

Fields lecture on Selmer varieties (October, 2008)

Muenster lecture (June, 2008)

Exeter colloquium (March, 2008)

Kings colloquium (March, 2008)

Bangalore lecture (March, 2008)

IMSc Chennai (January, 2008)

London-Paris number theory seminar (November, 2007)