A round-up of lobbying laws that have recently been enacted or changed

Hot-button issues spur lobby spending as some states weaken disclosure

Lobbyists spend loads of money to influence legislators—and in many states, with too little scrutiny

Lack of lobbyist regulation results in a zero score for Pennsylvania

Not good - Federal lobby disclosure law is substantially weaker than most states'

The total number of lobbyists as compared to the number of legislators

A look behind the Center's reporting for "Hired Guns"

Top health information technology firms want lobbyists with Capitol Hill or executive branch experience

Many of the top health information technnology firms don't lobby on health IT

A look behind the Center's reporting process for "The Politics of Oil"