Pew Research Center Staff

A quarter of voters were contacted by the Obama campaign.

Of all the major racial and ethnic groups in the US, blacks are the most likely to report a formal religious affiliation.

Most Americans tend to over-estimate what most other families have; for example, more than six-in-ten (62%) believe say that most families have a high definition television, whereas just 42% of all adults say that their family has one.

Nearly every Brazilian (92%) considers global warming to be a very serious problem.

Nearly six-in-ten voters have received robo-calls in battleground states.

One-in-five voters say they know someone who will not vote for Obama because he is black.

More than three-in-four Americans now think the U.S. economy is either in a recession (58%) or — horrors — even a real depression (19%).

Why aren’t there more women in high elected office? Half the public says Americans simply aren’t ready.

Registered voters apply the term “risky” as often to McCain as they do to Obama.

Six-in-ten voters see Obama as most likely to win.