Volume XXXII

VOL XXXII

Geombinatorics Quarterly

A Finite Graph Approach to the Probabilistic Hadwiger-Nelson Problem	by Haydn Gwyn, Jacob Stavrianos	5
On the Babai and upper chromatic numbers of Rn with non-Euclidean distance	by William Jones and Jakub Kraus	29
No Repeated Slopes, Triangles and Polygons	by Shakhar Smorodinsky and Charles Wolf	40
Popularizing History: Karl-Friedrich Bonhoeffer and His Friends, A Review of “The Scientific World of Karl- Friedrich Bonhoeffer: The Entanglement of Science, Religion, and Politics” by Kathleen L. Housley	by Alexander Soifer	48
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Editor's Page		56
Tiling the plane with hexagons: improved separations for k-colourings	by Aubrey D.N.J DeGrey and Jaan Parts	57
On lower bounds of the order of k-chromatic unit distance graphs	by Aubrey D.N.J DeGrey and Jaan Parts	72
A Generalization of Szlam's Lemma	by Alan Li, Amelia Shapiro, and Kaylee Weatherspoon	75
Maximal Tilings with the Minimal Tile Property	by Iwan Praton	82
There is no censorship in the Western World, or is there? An essay in six movements	by Alexander Soifer	87