The decision, in 2005, to give the Nobel Prize to ElBaradei and the I.
Analysts say Mr ElBaradei was unlikely to win the presidential election even if he had run.
ElBaradei headed the International Atomic Energy Agency, the U.N. nuclear watchdog, from 1997 to 2009.
Mohamed ElBaradei's tenure as the IAEA's director-general from 1997-2009 wasn't distinguished by its vigilance regarding Iran.
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The political ambitions of Mr. ElBaradei remain frustratingly unclear to many of those who support him.
Mr. ElBaradei successfully wooed the Muslim Brotherhood last year to participate in an opposition signature-gathering campaign.
Mr ElBaradei told the BBC his party would "not participate in a sham poll".
Mr ElBaradei said the elections risked bringing chaos and instability, and possibly military intervention.
Without more money, Mr ElBaradei told his agency's 35-country board in June, safeguarding capacity will diminish.
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Many say the new housing minister, Mohammed Fathy ElBaradei, is cut from the same cloth.
The IAEA says Mr ElBaradei will not strike a deal to secure his position.
The UN's Kofi Annan and the International Atomic Energy Agency's Mohamed ElBaradei champion this approach.
The UN's International Atomic Energy Agency Director Muhammad ElBaradei is a man of dubious integrity.
The agency's director-general, Mohamed ElBaradei, professes himself encouraged by the apparent change of heart.
In April 2012, Mr ElBaradei launched a new political party which he said would be above ideology.
Mr. ElBaradei's whereabouts after that couldn't be confirmed, though the AP reported he was under house arrest.
Still, Mr. ElBaradei forged a strong working relationship with the Obama administration, say U.S. and IAEA officials.
Mr. ElBaradei lavished praise on Mr. Obama after he won the Nobel Peace Prize in late 2009.
Key Egyptian opposition figure Mohamed ElBaradei has urged President Mohammed Morsi not to go ahead with elections.
Prominent political figure Mohamed ElBaradei has described the document as a "grave setback for democracy and revolution".
Former IAEA chief ElBaradei has returned to the country and is calling for Mubarak to step down.
On Mr. Ghonim's Facebook profile, a photo dated April 10 shows him smiling broadly next to Mr. ElBaradei.
In his latest message Mr ElBaradei says it is the responsibility of the individual to opt for change.
The decision to take on the Mubarak regime had not initially been part of his plan, ElBaradei said.
The report that Mr ElBaradei sent to the IAEA's board of governors on Monday analyses Iran's latest disclosures.
Still, a senior Obama Administration official told me that he had no regrets about the departure of ElBaradei.
Instead, Iran has insisted on ignoring the Security Council and on dealing only with Mr ElBaradei and his team.
However the head of the IAEA, Mohamed ElBaradei has said that Iran does have a proposal of its own.
"We still have work to do, " the head of the International Atomic Energy Agency, Mohamed ElBaradei, said in Dubai.
Those close to Mr ElBaradei acknowledge that his nebulous intentions have disappointed many.
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