- Radel, Laura, author1
- Rasmussen, Petra W., author1
- Richardson, John, (Of RTI International), author1
- Richardson, Joshua E., author1
- Richwine, Chelsea J., author4
- Rittenhouse, Diane, author1
- Robillard, Lara, author1
- Ross, Tamia, author1
- Ruhter, Joel, author2
- Ryan, Jamie, author1
- Ryan, Sofia, author1