William Ury
William Ury is co-author with Roger Fisher of Getting to Yes, a ten-million-copy bestseller translated into over 35 languages, and the author of the award winning Getting Past No, The Power of a Positive No, and The Third Side.
The gift of a positive no: Saying no without hurting
In order to stand up for what counts, satisfy your needs or those of others, you have to say No to a demand or request that is unwelcome, a behaviour that is inappropriate or abusive, or a situation or system that is not working or not fair.