(0) Thesis index and acknowledgements
(1) Introduction
(2) Random errors in line-strength indices
(3) The Reduceme package
(4) Empirical calibration of the D4000
(5) Spectroscopic observations of CCGs
(6) Analysis of spectroscopic data
(7) Conclusions
App.A: Electron statistics
App.B: Technical description of Reduceme
App.C: Technical description of Button
App.D: Nuclear spectra of CCGs
App.E: D4000 and Mg2 gradients
App.F: Radial profiles of SFR in CCGs
App.G: The relevance of SFR from Cooling Flows
Bibliography