In this era of online indexing and scholarly social media, it is easier than ever for researchers to find papers and authors that they are interested in. But as access to information expands, choices over what information to consume are increasingly driven by pre-existing prejudices and confirmation bias. In this context, it takes ever more discipline for scholars to not become locked in their own echo chambers. All of us can see the damage that this same tendency is doing to our public life, so we should try to guard against the same thing happening in scholarship.