Publications

Google Scholar

2018

  1. S. I. Walker, W. Bains, L. Cronin, S. DasSarma, S. Danielache, S. Domagal-Goldman, B. Kacar, N. Y. Kiang, A. Lenardic, C. T. Reinhard, W. Moore, E. W. Schwieterman, E. L. Shkolnik, H. B. Smithz (2018) Exoplanet Biosignatures: Future Directions. Accepted Astrobiology 18(6) 779-824. Citations = 9 (IF = 3.610)

  2. E. W. Schwieterman, N.Y. Kiang, M.N. Parenteau, C. E. Harman, S. DasSarma, T. M. Fisherz, G.N. Arney, H. E. Hartnett, C. T. Reinhard, S. L. Olson, V. S. Meadows, C. S. Cockell, S. I. Walker, J.L. Grenfell, S. Hegde, S. Rugheimer, R. Hu, T. W. Lyons (2018) Exoplanet Biosignatures: A Review of Remotely Detectable Signs of Life. Astrobiology 18(6) 663. Citations = 7 (IF= 3.610)

  3. N.Y. Kiang, S. Domagal-Goldman, M.N. Parenteau, D.C. Catling, Y. Fujii, V.S. Meadows, E.W. Schwieterman and S.I. Walker (2018) Exoplanet Biosignatures: At the Dawn of a New Era of Planetary Observations. Accepted Astrobiology 18(6) 619. (IF = 3.610)

  4. D. Moorey, G. Valentiniy, S.I. Walker and M. Levin. (2018) Inform: Ecient Information-Theoretic Analysis of Collective Behaviors. Frontiers in Robotics and AI: Computational Intelligence 5 60.


2017

  1. S.I. Walker (2017) Origins of Life: A Problem for Physics, A Key Issues Review. Rep. Prog. Phys. 80(9):092601. Citations = 9 (IF = 14.257)

  2. S.I. Walker, N. Packard and G. Cody (2017) Re-Conceptualizing the Origins of Life. Phil. Trans. Roy. Soc. A 375 (2109) 20160337 Citations = 2 (IF = 2.746).

  3. W. Marshall, H.Kimy, G. Tononi, S.I. Walker and L. Albantakis (2017) How Causal Analysis Can Reveal Autonomy in Models of Biological Systems. Phil. Trans. Roy. Soc. A 375 (2109), 20160358. [arxiv:1708.07880] Citations = 9 (IF = 2.746)

  4. D. Moorey, G. Valentiniy, S.I. Walker and M. Levin. (2017) Inform: A Toolkit for Information-Theoretic Analysis of Complex Systems. 2017 IEEE Symposium Series on Computational Intelligence (SSCI), 1-8.

  5. C. Mathisz, S. Ramprasad, S.I. Walker, and N. Lehman (2017) Prebiotic RNA Network Formation: A Taxonomy of Molecular Cooperation. Life 7 (4), 38. Citations = 1

  6. E, Borrielloy and S.I. Walker. (2017) Information-theoretic Classication of Elementary Cellular Automata. Complexity 1280351. Citations = 1 (IF = 4.621)

  7. D. Moorey, S.I. Walker and M. Levin. (2017) Cancer as a Disorder of Patterning Information: computational and biophysical perspectives on the cancer problem. Convergent Science Physical Oncology https://doi.org/10.1088/2057-1739/aa8548 Citations = 7

  8. A. Adamsz, A. Bernerzy, P.C.W. Davies and S.I. Walker (2017) Physical Universality, State-Dependent Dynamics and Open-Ended Evolution. Entropy, 19(9), 461. Citations = 3 (IF = 1.743)

  9. A. Adamsz, H. Zenil, P.C.W. Davies and S.I. Walker (2017) Formal Denitions of Unbounded Evolution and Innovation Reveal Universal Mechanisms for Open-Ended Evolution in Dynamical Systems. Sci. Rep. 7: 997. [online] Citations = 15 (IF = 4.259)

  10. C. Mathisz, T. Bhattacharya and S.I. Walker (2017) The Emergence of Life as a First Order Phase Transition. Astrobiology 17 (3): 266-276. [online] Citations = 12 (IF = 3.610)

  11. Adams, Az and S.I. Walker (2017) Real-World Open-Ended Evolution: A League of Legends Adventure. Int. J. Design & Nature and Ecodynamics 12(4): 458 { 469.


2016

  1. P.C.W. Davies and S.I. Walker (2016) The Hidden Simplicity of Biology. Rep. Prog. Phys. 79 (10) 102601. Citations = 18 (IF = 14.257)

  2. L. Cronin and S.I. Walker (2016) Beyond Prebiotic Chemistry. Science 352 1174-1175. [online] Citations = 18 (IF = 37.205)

  3. S.D. Domagal-Goldman, K.E. Wright, K. Adamala, A. de la Rubia Leigh, J. Bond, L.R. Dartnell, A.D. Goldman, K. Lynch, M.-E. Naud, I.G. Paulino-Lima, K. Singer, M. Walter-Antonio, X.C. Abrevaya, R. Anderson, G. Arney, D. Atri, A. Aza-Bustos, J.S. Bowman, W.J. Brazelton, G.A. Brennecka, R. Carns, A. Chopra, J. Colangelo-Lillis, C.J. Crockett, J. DeMarines, E.A. Frank, C. Frantz, E. de la Fuente, D. Galante, J. Glass, D. Gleeson, C.R. Glein, C. Goldblatt, R. Horak, L. Horodyskyj, B. Kacar, A. Kereszturi, E. Knowles, P. Mayeur, S. McGlynn, Y. Miguel, M. Montgomery, C. Neish, L. Noack, S. Rugheimer, E.E Stueken, P. Tamez-Hidalgo, S.I. Walker, and T. Wong (2016) Astrobiology Primer 2.0. Astrobiology 16 561-653. [online] Citations = 24 (IF = 3.610)

  4. S.I. Walker, H. Kimy and P.C.W. Davies (2016) The Informational Architecture of the Cell. Phil. Trans. Roy. Soc. A 374 20150057. [online] Citations = 34 (IF = 2.746)

2015

  1. H. Kimy, P.C.W. Davies and S.I. Walker (2015) New Scaling Relation for Information Transfer in Biological Networks. J. Roy. Soc. Interface 12 20150944. [online] Citations = 12 (IF = 3.355)

  2. P. Nghe, W. Hordijk, S. Kauman, S.I. Walker, F. Schmidt, H. Kemble, J.A.M. Yeates and N. Lehman (2015) Prebiotic Network Evolution. Roy. Soc. Chem. Mol. Biosys. 11 3206-3217. Citations = 29 (IF = 2.781)


2014

  1. S.I. Walker (2014) Top-down Causation and the Rise of Information in the Emergence of Life. Information 5 424-439. [online] Citations = 24 (IF = 0.78)

  2. T.Pavlicy, A.M. Adams z, P.C.W. Davies and S.I. Walker (2014) Self-Referencing Cellular Automata: A Model of the Evolution of Information Control in Biological Systems. Proc. Articial Life XIV pp. 522- 529. [online] arXiv:1405.4070 Citations = 12 (IF = 1.316)

  3. S.I. Walker, P.C.W. Davies, P. Samantrayz and Y. Aharanov. (2014) Quantum Non-barking Dogs. New J. Phys. 16 063026. [online] Citations = 3 (IF = 3.786)


2013

  1. S.I. Walker, B. Callahan, G. Arya, J.D. Barry, T. Bhattacharya, S. Grigoryev, M. Pellegrini, K. Rippe, S.M. Rosenberg. (2013) Evolutionary Dynamics and Information Hierarchies in Biological Systems'. Ann. N.Y. Acad. Sci. DOI: 10.1111/nyas.12140 [online] Citations = 4 (IF = 4.039)

  2. N. Vaiyda, S.I. Walker and N. Lehman. (2013) Recycling of Informational Units Leads to Selection of Replicators in a Prebiotic Soup. Chemistry & Biology 20: 241 - 252. [online] Citations = 23 (IF = 6.743)

  3. S.I. Walker and P.C.W. Davies \The Algorithmic Origins of Life" (2013) J. Roy. Soc. Interface 6: 20120869. [online] Citations = 113 (IF = 3.355)


2012

  1. M. Gleiser and S.I. Walker (2012) Life's Chirality from Prebiotic Environments. Int. J. Astrobio. 11: 287-296. [online] Citations = 5 (IF = 1.598)

  2. M. Wu, S.I. Walker, and P.G. Higgs. (2012) Autocatalytic Replication and Homochirality in Biopolymers: Is Homochirality a Requirement of Life or a Result of it? Astrobiology 12: 809 { 817. [online] Citations = 14 (IF = 3.610)

  3. S.I. Walker, L. Cisneros and P.C.W. Davies. (2012) Evolutionary Transitions and Top-Down Causation. Proceedings of Articial Life XIII. p 283-290. [online] arXiv:1207.4808 Citations = 36 (IF = 1.316)

  4. D. Schulze-Makuch, P.C.W. Davies and S.I. Walker. (2012) A Series of One-Way Missions to Explore and Colonize Mars. Proceedings of the 2012 Global Space Exploration Conference.

  5. S.I. Walker, M.A. Grover and N. V. Hud. (2012) Universal Sequence Replication, Reversible Polymerization and Early Functional Biopolymers: A Model for the Initiation of Prebiotic Sequence Evolution. PLoS ONE 7: e34166. [online] Citations = 46 (IF = 2.806) M. Gleiser, B. Nelson, and S.I. Walker (2012) Chiral Polymerization in Open Systems From Chiral-Selective Reaction Rates. Orig. Life Evol. Biosph. 42: 333-346. [online] Citations = 7 (IF = 1.0)


2011

S.I. Walker \Homochirality", In Encyclopedia of Astrobiology. M. Gargaud (ed.) (2011)


2010

M. Gleiser and S.I. Walker (2010) The Chirality of Life: From Phase Transitions to Astrobiology. Astronomy and Relativistic Astrophysics: New Phenomena and New States of Matter in the Universe Proceedings of the Third Workshop (IWARA07) 17 - 30. [online] arXiv:0811.1291 Citations = 4


Before 2010

  1. M. Gleiser and S.I. Walker (2009) Toward Homochiral Protocells in Noncatalytic Peptide Systems. Orig. Life Evol. Biosph. 39: 479 - 493. [online] Citations = 15 (IF = 1.0)

  2. M. Gleiser, J. Thorarinson, and S.I.Walker (2008) Punctuated Chirality. Orig. Life Evol. Biosph. 38: 499 { 508. [online] Citations = 31 (IF = 1.0)

  3. M. Gleiser and S.I. Walker (2008) An Extended Model for the Evolution of Prebiotic Homochirality: A Bottom-Up Approach to the Origins of Life. Orig. Life Evol. Biosph. 38: 293 { 315. [online] Citations = 39 (IF = 1.0)