Last year, Mr. Cuban defended taking short positions, saying that was the site's "business model".
He also criticized Mr. Obama's foreign policy positions, saying, "I certainly don't know what he believes in".
Sanders also outlined some policy positions, saying that if successful he would make the wealthiest corporations pay a fair share of taxes.
He declined to say how he might persuade one council member to switch positions, saying only: "This is a fight to defend your life and your kids' lives.
The MP also complained about Labour's inability to appoint women to senior positions, saying the party had some soul-searching to do on the matter.
Samuel Swanton demonstrates classic dance positions, saying, "First, second, fourth, lunge, lunge, curve, tilt," but is interrupted by Laura Gilbert, who, in a withering voice, responds, "Sam, Merce is dead".
But many veterans of the process remain skeptical about the prospects for progress given the yawning gaps in each side's public positions, saying both are mainly participating in order to appease the American administration and improve their broader international standing.
Mr. Poizner continually tried to stake out conservative positions, saying he was "really in sync with the Tea Partiers," and calling the state's 2006 global warming law — intended to reduce greenhouse gases and signed by Mr. Schwarzenegger — "extreme".
The Securities and Exchange Commission this month requested that banks now provide fuller and more consistent presentations of their European positions, saying disclosures have lacked transparency, and might therefore be inadequate for investors.
One of Britain's most senior judges has cautioned against rushing to put more women in senior judicial positions, saying such a move could put off talented male candidates and destroy the delicate balance of the legal system.
Foley capped his budget reply with a call to boost the western Sydney jobs market by hundreds of thousands of positions, saying this could be the single most important contributor to state productivity.
