Introduction to Quantum Computing

Here are 2 introductory essays on Quantum Computing:

http://www.laserfocusworld.com/display_article/298397/12/none/none/Feat/PHOTONIC-FRONTIERS:-QUANTUM-COMPUTING---Quantum-computing-poses-challenge

and

"A Bird's Eye View of Quantum Computers" @ http://www.quantumbionet.org/admin/files/QBS1%2021-30.pdf