1. Editorial

   • Sheldon Axler

   EditorialNotes 29 April 2009 Pages: 3 - 3

2. Letters to the editor

   Letter 29 April 2009 Pages: 4 - 5

3. Opinion

   • Mary W. Gray

   OriginalPaper 29 April 2009 Pages: 6 - 11

4. Years ago

   • Karen V. H. Parshall

   OriginalPaper 29 April 2009 Pages: 12 - 18

5. When the owl is hooting, or, a mathematical ghost story

   • Osmo Pekonen

   Article 29 April 2009 Pages: 19 - 21

6. Working with Alan Turing

   • Peter Hilton

   Article 29 April 2009 Pages: 22 - 23

7. Gargoyles for computer science

   • Eugene Luks

   Article 29 April 2009 Pages: 24 - 24

8. Writing about alan turing

   • Hugh Whitemore

   Article 29 April 2009 Pages: 26 - 27

9. A scholar’s tale

   • Joel Yellin

   Article 29 April 2009 Pages: 27 - 27

10. Hypersets

    • Jon Barwise
    • Larry Moss

    Article 29 April 2009 Pages: 31 - 41

11. The mathematical tourist

    • Ian Stewart

    Department 29 April 2009 Pages: 42 - 43

12. Computer programs and mathematical proofs

    • Robert Gray

    Article 29 April 2009 Pages: 45 - 48

13. Mathematical entertainments

    • David Gale

    Department 29 April 2009 Pages: 49 - 52

14. Mathematical notions in preliterate societies

    • Walter S. Sizer

    Article 29 April 2009 Pages: 53 - 60

15. Computing with barycentric polynomials

    • Rida T. Farouki

    Article 29 April 2009 Pages: 61 - 69

16. Reviews

    • Chandler Davis

    Department 29 April 2009 Pages: 70 - 78

17. Computing on stamps

    • Robin Wilson

    Department 29 April 2009 Pages: 79 - 79