1. Introduction to conjugated polymers
2. Π-electron theories of conjugated polymers
3. Noninteracting electrons
4. Electron-nuclear coupling I: Noninteracting electrons
5. Interacting electrons
6. Excitons in conjugated polymers
7. Electron-nuclear coupling II: Interacting electrons
8. Linear polyenes and trans-polyacetylene
9. Light emitting polymers
10. Exciton localization in disordered polymers
11. Optical processes in conjugated polymers
12. Excitonic processes in conjugated polymers
13. Epilogue
Appendix A: Dirac bra-ket operator representation of one-particle Hamiltonians
Appendix B: Electron-hole symmetry and average occupation number
Appendix C: Single-particle eigensolutions of a periodic polymer chain
Appendix D: The Holstein model
Appendix E: Derivation of the effective-particle Schrodinger equation
Appendix F: Hydrogenic solutions of the effective-particle exciton models
Appendix G: Valence-bond description of benzene
Appendix H: Derivation of the Frenkel exciton Hamiltonian
Appendix I: Evaluation of the electronic transition dipole moments
Appendix J: Spin-orbit coupling in Π-conjugated polymers
Appendix K: Derivation of the line dipole approximation
Appendix L: Direct configuration interaction-singles calculations
Appendix M: Density matrix renormalization group method