1. Editorial

   EditorialNotes Pages: 1 - 1

2. Tunneling enters biology

   • Don DeVault

   Personal Perspectives Pages: 3 - 10

3. Don DeVault: A tribute on the occasion of his retirement

   Personal Perspectives Pages: 11 - 13

4. Quantum and classical dynamics in biochemical reactions

   • William Bialek
   • William J. Bruno
   • José Nelson Onuchic

   Theory Pages: 15 - 27

5. Cytochrome oxidation in bacterial photosynthesis

   • Mordechai Bixon
   • Joshua Jortner

   Theory Pages: 29 - 37

6. Microscopic simulation of quantum dynamics and nuclear tunneling in bacterial reaction centers

   • Zhen Tao Chu
   • Arieh Warshel
   • William W. Parson

   Theory Pages: 39 - 46

7. Measurement of the extent of electron transfer to the bacteriopheophytin in the M-subunit in reaction centers of Rhodopseudomonas viridis

   • Elaine C. Kellogg
   • Stephen Kolaczkowski
   • David M. Tiede

   Bacteria Pages: 47 - 59

8. Primary photosynthetic processes in Heliobacterium chlorum at 15K

   • Paul J. M. Van Kan
   • Thijs J. Aartsma
   • Jan Amesz

   Bacteria Pages: 61 - 68

9. How rapid are the internal reactions of the ubiquinol:cytochrome c ₂ oxidoreductase?

   • Antony R. Crofts
   • Zhenggan Wang

   Bacteria Pages: 69 - 87

10. Determination of the primary charge separation rate in Photosystem II reaction centers at 15 K

    • Michael R. Wasielewski
    • Douglas G. Johnson
    • Michael Seibert

    Chloroplasts Pages: 89 - 99

11. Regeneration of the high-affinity manganese-binding site in the reaction center of an oxygen-evolution deficient mutant of Scenedesmus by protease action

    • Christopher Preston
    • Michael Seibert

    Chloroplasts Pages: 101 - 113

12. Investigations of the polarity of the photo-induced electrical signal of chloroplast suspensions

    • Géza Meszéna
    • Don Devault

    Chloroplasts Pages: 115 - 122