The engineer
Micro-philanthropy: Tiny gifts of cash, credit, and service identified and delivered through computer networks and the Internet.

The network theorist
Micro-philanthropy: Gifts of cash, credit, or service awarded collectively by groups of individuals in which each donor makes a proportionately small contribution.

The philosopher
Micro-philanthropy: The long-term impact on grant-making of increased decentralization in decision-making and the erosion of hierarchy.

The activist
Micro-Philanthropy: The practice on the part of non-wealthy individuals of creating large-scale social change by consistently elevating generosity over consumption.