elaine kamarck is a senior fellow there. is also the author of "why presidents fail and how they can succeed again." thank you for the conversation. guest: thank you and thanks to the callers who had some good conversations. host: absolutely. we are going to continue with your grading of president biden in the first 100 days. here is a text from john who writes, i grade my president an a-. great leadership, trustworthy, but i hope he is not taking the notion of making d.c. a state and i hope that measures at the border are coming. we will take your calls and your grades. we will also take your tax -- texts, your posts, and your twitter posts as well. we will be right back. ♪ >> american history tv on c-span3. exploring the people and events that tell the american story every weekend, saturday, at 8:00 a.m. eastern. a live study session for high school students appearing to take the advanced placement history exam with jason stacy and matthew ellington, co-authors of "fabric of a nation." live sunday at 9:00 a.m., we look bac