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. >> my name is bob sprague from p pennsylvania. question for both of you. has modern technology helped or hindered your research and writing on the american civil war? >> has modern technology? i think it's -- it's added a lot to it. it's made it much easier to search documents and -- >> newspapers. >> unbelievable. >> newspapers used to be unbelievably -- slogging through newspapers was awful. what you can do with newspapers now and the body of newspaper evidence we've available -- >> you can search. >> searchable form, it's an incredible boon to what we try to do. it's remarkable. in other words, it's so much easier for people now than it used to be. i don't understand how alan evans and that generation who did so much work did what they did compared to what we have. >> do you think they made it up? >> i did not say -- please. when someone gets up -- when the twitter world lights up about our saying that alan evan made everything up for the 11 people who remember who alan evans was, which is sad, it was joan who said that. >> when the members of congress