Pollster Nancy Zdunkewicz said on Monday that Speaker Nancy Pelosi Nancy PelosiSunday shows preview: Justice Ginsburg dies, sparking partisan battle over vacancy before election Trump is betting big on the suburbs, but his strategy is failing 'bigly' Trump orders flags at half-staff to honor 'trailblazer' Ginsburg MORE (D-Calif.) is one of the few national figures to see their favorability ratings improve since the 2018 midterm elections last year.

"One thing that has been interesting is to watch how Nancy Pelosi's favorability numbers have changed," Zdunkewicz, managing editor at Democracy Corps, told Hill.TV's Jamal Simmons on "What America's Thinking."

"Her favorability numbers were the only ones that improved since the election," she said.

"Now she's even more so in front of cameras, and part of the discussion about what's going on the country," she said,

Pelosi took center stage in the shutdown fight between Democrats and President Trump Donald John TrumpUS reimposes UN sanctions on Iran amid increasing tensions Jeff Flake: Republicans 'should hold the same position' on SCOTUS vacancy as 2016 Trump supporters chant 'Fill that seat' at North Carolina rally MORE, working with Senate Minority Leader Charles Schumer (D-N.Y.) to keep the party unified in opposition to the president's demand for $5.7 billion in funding for his proposed border wall.

On Friday, Trump agreed to reopen the government for three weeks without the money for his border wall. Polls during the shutdown showed more people blamed Trump and Republicans.

An average of three polls compiled by CNN on Sunday found that during the shutdown, Pelosi's net favorability rose 3 points, while Trump's decreased.

— Julia Manchester