A lot of the stress and fear comes from the unknown. You don’t know what’s going to happen, maybe you don’t know who is going to be there, and you may not be familiar with the space. You can reduce that fear factor some by eliminating as many unknowns as you can. Performance coach Edwin Rice at Noomii suggests spending some time in the space before other people get there if possible:

via How to Calm Your Nerves Before Making a Terrifying Speech.