A noted border security expert who opposes President Donald Trump’s proposed border wall is hoping to bridge a gap with a Republican congressman who attempted to mansplain the issue to her last week.

Juliette Kayyem, a national security expert and former assistant secretary at the Department of Homeland Security, on Monday tried to rekindle her Twitter dialogue with freshman Rep. Dan Crenshaw (R-Texas), who condescendingly offered on Friday to arrange a security explanation for the expert.