Share on Facebook Tweet on Twitter Share on LinkedIn Share by email
Curriculum Vitae for Rich Williams

Updated March 2009

Education:

Ocean Engineering S.B., S.M., 1981.  Massachusetts Institute of Technology, Cambridge MA.

Physical Oceanography PhD. 1991.  Scripps Institution of Oceanography, Univ. of California, San Diego.

Geophysical Fluid Dynamics Summer School.  1991.  Woods Hole Oceanographic Institution

Complex Systems Summer School. 1997.  Santa Fe Institute

Positions:

1991

Postdoctoral researcher, Scripps Institution of Oceanography

1985-1996

Self-employed computer programmer. Co-author of Turbo Debugger and Turbo Profiler, marketed by Borland International

1997-2000

Postdoctoral researcher, San Francisco State University

2000-2002

Research scientist, San Francisco State University

2001

Visiting scholar, Santa Fe Institute

2002-2004

Adjunct professor of biology, San Francisco State University

2002-2003

Postdoctoral researcher, Univ. of California, Santa Cruz

2002-2003

Knowledge systems engineer, NCEAS, Univ. of Cal Santa Barbara

2003-2004

Postdoctoral researcher, NCEAS, Univ. of Cal Santa Barbara

2003-2005

Research scientist, Rocky Mountain Biological Laboratory

2004-2006

Research scientist, San Francisco State University

2006-present

Head, Computational Ecology and Environmental Science Group, Microsoft Research, Cambridge, UK

Papers:

Dyer, I., Baggeroer, A. B., Zittel, J. D. and Williams, R. J. 1982. Acoustic backscattering from the basin and margins of the Arctic Ocean. J. Geophys. Res. – Oceans and Atm. 87, 9477-9488.

Armi, L. and Williams, R. 1990. The deep western boundary current off the Newfoundland Ridge. Deep-Sea Research, 38, 371-391.Williams, R. and Armi, L. 1990. The planetary boundary layer of the deep

western boundary current. Deep-Sea Research, 38, 392-399.Williams, R. and Armi, L. 1991. Two-layer hydraulics with comparable internalwave speeds. J. Fluid Mech., 230, 667-691.

Armi, L. and Williams, R. 1993. The hydraulics of a stratified fluid flowingthrough a contraction. J. Fluid Mech., 251, 355-375.

Williams, R. J. and N. D. Martinez. 2000. Simple rules yield complex food webs. Nature, 404, 180-183.

Dunne, J.A., R.J. Williams, and N.D. Martinez. 2002. Network structure and biodiversity loss in food webs: Robustness increases with connectance. Ecology Letters 5:558-567. (An earlier version is Santa Fe Institute Working Paper 02-03-13).

Williams, R. J., N. D. Martinez, E. L. Berlow, J. A. Dunne and A-L Barabási. 2002. Two Degrees of Separation in Complex Food Webs. Proc. Nat. Acad. Sci . 99, 12913-12916. (An earlier version is Santa Fe Institute working paper 01-07-036).

Dunne, J. A., R. J. Williams and N. D. Martinez. 2002. Food-web structure and network theory: the role of connectance and size. Proc. Nat. Acad. Sci . 99, 12917-12922. (An earlier version is Santa Fe Institute working paper 02-03-010).

Brose, U., N.D. Martinez, and R.J. Williams. 2003. Estimating species richness: Sensitivity to sample coverage and insensitivity to spatial patterns. Ecology. 84, 2364-2377.

Brose, U., R.J. Williams, and N.D. Martinez. 2003. Comment on "Foraging adaptation and the relationship between food-web complexity and stability. Science 301, 918b-918c.

Dunne, J.A., R.J. Williams, N.D. Martinez. 2004. Network structure and robustness of marine food webs. Marine Ecology Progress Series 273, 291-302. (An earlier version is Santa Fe Institute Working Paper 03-04-024).

Williams, R. J. and N. D. Martinez. 2004. Limits to trophic levels and omnivory in complex food webs: theory and data. American Naturalist 163, 458-468. (An earlier version was Santa Fe Institute Working Paper 02-10-056).

Williams, R.J., and N.D. Martinez. 2004 Stabilization of chaotic and non-permanent food-web dynamics. European Physics Journal B 38, 297-303. (An earlier version was Santa Fe Institute Working Paper 01-07-037).

Yoon, I., R.J. Williams, E. Levine, S. Yoon, J.A. Dunne, and N.D. Martinez. 2004. Webs on the Web (WOW): 3D visualization of ecological networks on the WWW for collaborative research and education. Proceedings of the IS&T/SPIE Symposium on Electronic Imaging, Visualization and Data Analysis Section, pp. 124-132.

Yoon, I., R.J. Williams, S. Yoon, J.A. Dunne, and N.D. Martinez. 2004. 3D Visualization and analysis of ecological networks. Proceedings of the Seventh IASTED International Conference on Computer Graphics and Imaging 224-229.

Bowers, S., Thau, D., Williams, R., and B. Ludaescher. 2005. Data procurement for enabling scientific workflows: on exploring inter-ant parasitism. Pages 57-63 in Lecture Notes in Computer Science, Vol. 3372, eds. C. Bussler, V. Tannen, and I. Fundulaki. Springer-Verlag.

Yoon, I., R.J. Williams, S. Yoon, J.A. Dunne, and N.D. Martinez. 2005. Interactive 3D visualization of highly connected ecological networks on the WWW. ACM Symposium on Applied Computing (SAC 2005), Multimedia and Visualization Section, pp. 1207-1217.

Brose, U., E.L. Berlow, T. Josson, C. Banasek-Richter, L.-F. Bersier, J.L. Blanchard, T. Brey, S.R. Carpenter, M.-F. Cattin Blandenier, J.E. Cohen, L. Cushing, H.A. Dawah, T. Dell, F. Edwards, S. Harper-Smith, U. Jacob, R.A. Jnapp, M.E. Ledger, J. Memmott, K. Tintenbeck, J.K. Pinnegar, B.C. Rall, T. Rayner, L. Ruess, W. Ulrich, P. Warren, R.J. Williams, G. Woodward, P. Yodzis, and N.D. Martinez. 2005. Body sizes of consumers and their resources. Ecology 86:2545, Ecological Archives EO86-135.

Williams, R. J., Martinez, N. D. and Golbeck, J. 2006. Ontologies for Ecoinformatics. Web Semantics: Science, Services and Agents on the World Wide Web. 4, 237-242.

Brose, U., T. Jonsson, E.L. Berlow, P. Warren, C. Banasek-Richter, L.-F. Bersier, J. L. Blanchard, T. Brey, S. R. Carpenter, M.-F. Cattin Blandenier, L. Cushing, H.A. Dawah, T. Dell, F. Edwards, S. Harper-Smith, U. Jacob, M. E. Ledger, N.D. Martinez, J. Memmott, K. Mintenbeck, J.K. Pinnegar, B.C. Rall, T.S. Rayner, D. C. Reuman, L. Ruess, W. Ulrich, R.J. Williams, G. Woodward, and J.E. Cohen. 2006. Consumer-resource body-size relationships in natural food webs. Ecology 87, 2411-2417 .

Brose, U., R.J. Williams, and N.D. Martinez. 2006. Allometric scaling enhances stability in complex food webs. Ecology Letters 9:1228-1236.

Krivov, S., Williams, R. and Villa, F. 2007. GrOWL: A Tool for Visualizing and Editing OWL Ontologies. Web Semantics: Science, Services and Agents on the World Wide Web. 5, 54-57.

Williams, R. J. and N. D. Martinez. 2008. Success and its limits among structural models of complex food webs. Journal of Animal Ecology. 77:512-519.

Williams, R. J. 2008. Effects of Network and Dynamical Model Structure on Species Persistence in Large Model Food Webs. Theoretical Ecology. DOI 10.1007/s12080-008-0013-5.

Sutherland, W. J., Bailey, M. J., Bainbridge, I. P., Brereton, T., Dick, J. T. A., Drewitt, J., Dulvy, N. K., Dusic, N. R., Freckleton, R. P., Gaston, K. J., Gilder, P. M., Green, R. E., Heathwaite, L., Johnson, S. M., Macdonald, D. W., Mitchell, R., Osborn, D., Owen, R. P., Pretty, J., Prior, S. V., Prosser, H., Pullin, A. S., Rose, P., Stott, A., Tew, T., Thomas, C. D., Thompson, D. B. A., Vickery, J. A., Walker, M., Walmsley, C., Warrington, S., Watkinson, A. R., Williams, R. J., Woodroffe, R., Woodroof, H. J. 2008. Future novel threats and opportunities facing UK biodiversity identified by horizon scanning. Journal of Applied Ecology. 45:821-833.

J. A. Dunne, R.J. Williams, N.D. Martinez, R.A. Wood, D.H. Erwin, Compilation and network analyses of Cambrian food webs, PLoS Biology, 6: e102.

Berlow, E.L., Dunne, J. A., Martinez, N. D., Stark, P. B., Williams, R.J., and Brose, U. 2009. Simple prediction of interaction strengths in complex food webs. Proc. Nat. Acad. Sci . 106:187-191.

Working Papers:

Williams, R.J., and N.D. Martinez. 2001 Stabilization of chaotic and non-permanent food-web dynamics. Santa Fe Institute Working Paper 01-07-037.

Williams, R. J., N. D. Martinez, E. L. Berlow, J. A. Dunne and A-L Barabási. 2001. Two Degrees of Separation in Complex Food Webs. Santa Fe Institute working paper 01-07-036.

Dunne, J.A., R.J. Williams, and N.D. Martinez. 2002. Network structure and biodiversity loss in food webs: Robustness increases with connectance. Santa Fe Institute Working Paper 02-03-13.

Dunne, J. A., R. J. Williams and N. D. Martinez. 2002. Food-web structure and network theory: the role of connectance and size. Santa Fe Institute working paper 02-03-010.

Williams, R.J., and N.D. Martinez. 2004. Diversity, complexity, and persistence in large model ecosystems. Santa Fe Institute Working Paper 04-07-022.

Book Chapters

Dunne, J. A., U. Brose, R. J. Williams, and N. D. Martinez. 2005. Modeling food-web structure and dynamics: Implications for complexity-stability. In: Aquatic Food Webs: An Ecosystem Approach. A. Belgrano, U. Scharler, J.A. Dunne, and R.E. Ulanowicz, eds. Oxford University Press.

Harper-Smith, S., E. L. Berlow, R. A. Knapp, R. J. Williams, and N. D. Martinez. 2006. Communicating ecology through food webs: Visualizing and quantifying the effects of stocking alpine lakes with fish. In: P. De Ruiter, J. C. Moore, and V. Wolters, editors. Dynamic Food Webs: Multispecies assemblages, ecosystem development, and environmental change. Elsevier/Academic Press.

Martinez, N.D., R.J. Williams, and J.A. Dunne. 2006. Diversity, complexity, and persistence in large model ecosystems. In: Ecological Networks: Linking Structure to Dynamics in Food Webs. M Pascual and J. A. Dunne, eds. Santa Fe Institute Studies on the Sciences of Complexity Series, Oxford University Press.

S. Krivov, F. Villa, R. Williams, X.Wu, 2007. OnVisualization of OWL Ontologies. In C. Baker and K. Cheung, editors. Semantic Web: Revolutionizing Knowledge Discovery in the Life Sciences, Springer.

Williams R. J., Brose U. & Martinez N. D., 2007. Homage to Yodzis and Innes 1992: Scaling up feeding-based population dynamics to complex ecological networks. In: From Energetics to Ecosystems: The Dynamics and Structure of Ecological Systems (eds. N. Rooney, K. S. McCann & D. L. G. Noakes) pp. 37-52. Springer.

Other Professional Activities

Yoon. I, Williams, R, Levine. E, Yoon, S, Dunne J and Martinez, N. 3D Visualization of Ecological Networks on the WWW. Poster, IEEE Visualization 2003, Seattle, October 19-24.

Erwin, D.H., J.A. Dunne, R.K. Bambach, J.B.C. Jackson, C. Labandeira, N.D. Martinez, A.I. Miller, R.J. Williams, and R.A. Wood. 2003. A new look at paleo-food webs and theevolution of ecosystem structure. Geological Society of America Annual Meeting. San Francisco, CA. Abstract.

Martinez, N.D., R.J. Williams, and J.A. Dunne. 2003. Simples rules yield complex food webs. American Physical Society Annual Meeting. Austin, TX. Abstract.

Dunne, J.A., R.J., Williams, and N.D. Martinez. 2003. Network structure and the robustness of aquatic food webs to species loss. ASLO Annual Meeting. Salt Lake City, UT. Abstract.

Invited participant (2002). Science on the Semantic Web: Building the Next Generation of Environmental Information Systems. Rutgers University, October 24-25.

Three Presentations at Ecological Society of America Annual Mtg. August 2002 in Tucson, AZ.
1. Martinez Neo D. (presented talk) and Richard J. Williams. Biological mechanisms responsible for the network structure of food webs.
2. Dunne, Jennifer A. (presented talk), Richard J. Williams and Neo D. Martinez. Network topology and species loss in food webs: Robustness increases with connectance.
3. Vaccaro, Erin C., Cedric O. Puleston (presented poster), Neo D. Martinez, and Richard J. Williams. Sensitivity and success of the Niche Model at predicting the network structure of extremely large food webs.

Contributing Speaker (2002). Nonlinear network dynamics and stability of
complex food webs. Conference on “Distribution, Diversity, and Evolutionary Dynamics”, Univ. of Virgina. June 13-16, Charlottesville, VA.

Invited Participant (2002). Santa Fe Institute Working Group. Webs on the Web (WOW): Internet Database, Analysis, and Visualization of Ecological Networks. Co-sponsored by Santa Fe Institute Research Programs in Network Dynamics and Robustness. Santa Fe, NM. April 18-20.

Invited Participant (2002). Santa Fe Institute Working Group. Paleofoodweb Construction and the Evolution of Ecosystem Structure. March 21-23. Santa Fe, NM.

Invited poster co-presenter (2001). National Science Foundation Biocomplexity Awardee Meeting. Scaling of complexity with diversity. N.D. Martinez, J.A. Dunne, A.-L. Barabási, R.J. Williams, and E.L. Berlow. October 16-17. Ballston, VA.

Poster and Abstract (2000). Martinez, N. D. and R. J. Williams. Simplicity within Complexity: a simple model successfully predicts food-web complexity. Joint meeting of the British Ecological Society and the Ecological Society of America. Orlando, FL.

Published Abstract (1999). Martinez, N. D. and R. J. Williams. Simplicity within Complexity: a simple model successfully predicts food-web complexity., Annual Meeting of the Ecological Society of America, Spokane, WA.

Awards

1988 PC Magazine Technical Excellence award, development tools category, for Borland International’s Turbo Debugger.