Links to the two documents Emily Lacy showed us in this Research Breakdown event:

Offices of Sponsored Projects and Post Award Management will walk through the differences between human subject payments and participant support, including what category to budget these costs, how to pay the individuals and the paperwork to submit, indirect cost implications and rebudgeting allowability.

Speaker Information:
Emily Lacy, Associate Director, Office of Sponsored Projects
Cindy Sutton, Associate Director, Research Financial Operations
Natasha Hinton, Assistant Director, Research Financial Reporting