Basic Material 

Introduction to QMC
A paper found on XXX, and
later published on the American Journal of Physics 
Microscopic Simulation in
Physics
A paper, by
David Ceperley, published on Review of Modern Physics 
Variational Monte Carlo
A review, by Peter Reynolds and Myself on VMC and optimization 
Computer Simulation of Many
Particle Systems
Another paper by
DMC. you
really must visit
his site. 
Advanced
Material 

Exact Quantum Monte Carlo
For the lovers of the Sign problem, a review by
J.B.Anderson 
Solving Many Body
Problems with Random Walk
Lectures notes from
David Ceperley 
Quantum Monte Carlo in Chemistry
by
Ceperley and Mitas, on the Annual Review of Physical Chemistry 
Optimizing Wavefunctions for
QMC
A report from A. Williamson 
Monte Carlo Optimization of Trial Functions
From Peter Nightingale and Cyrus Umrigar 
Lecture Notes for QMC
Notes from
D. Ceperley 