**Cyclic Cellular Automata in Two Dimensions**

(with R. Fisch and J. Gravner)

*Spatial Stochastic Processes:*

A festschrift in honor of the seventieth birthday of T.E. Harris,

K.S. Alexander and J.C. Wadkins eds. Birkhäuser, Boston, 1991, 171-185.

Ergodic and topological properties of a very simple Excitable CA (736K)

**Self-Organization of Random Cellular Automata: four snapshot**

**In ***Probability and Phase Transition*, ed. G. Grimmett.

Kluwer, Dordrecht, 1994, 49-67.

Brief descriptions of four interacting systems with emergent spatial structure (600K)

**First Passage Times for Discrete Threshold Growth Dynamics**

(with J. Gravner)

*Annals of Probability* **24** (1996), 1752-1778.

The mathematics behind our recipes of July 24 and
July 31, 1995 (195K)

**Multitype Threshold Growth: Convergence to Voronoi Tessellations**

(with J. Gravner)

*Annals of Applied Probability* **7** (1997), 615-647.

The mathematics behind our recipe of October 16, 1995 (371K)

**Nucleation Parameters for Discrete Threshold Growth on Z**^{2}

(with J. Gravner)

*Experimental Mathematics* **6** (1997), 207-219.

The mathematics behind our recipes of March 20 and
August 7, 1995 (443K)

**Life without Death is P-complete**

(with C. Moore)

*Complex Systems* **10** (1996, appeared 1998), 437-447.

One measure of LwoD's complexity (cf. February 13,
April 24, 1995) (66K)

**Scaling Laws for a Class of Critical Cellular Automaton Growth Rules**

(with J. Gravner)

*Proceedings of 1998 Erdös Center Workshop on Random Walks* (1999), 167-188.

Power law first-passage asymptotics for some nucleating crystal dynamics (265K)

**The Ergodic Theory of Traffic Jams**

(with L. Gray)

*J. Statistical Physics* **105**, nos.3/4 (2001), 415-454.

A simple probabilistic cellular automaton model for traffic flow

(1.66MB with extensive graphics)

**A Two-dimensional Cellular Automaton Crystal with Irrational Density**

(with D. Hickerson)

**In ***New Constructions in Cellular Automata*,

(eds. D. Griffeath, C. Moore), Oxford University Press, 2003, 79-91.

An elaborate Game of Life construction based on the Golden String (136K)