1. Michel Bruneau
1.1. The diasporic organization
1.1.1. The entrepreneurial diaspora
1.1.2. The religious diaspora
1.1.3. The politic diaspora
1.1.4. Cohen classified four types of Diasporas as per the reasons for migration
2. Robin Cohen
2.1. Cohen classified four types of Diasporas as per the reasons for migration
2.1.1. Labour Diaspora
2.1.2. Imperial Diaspora
2.1.3. The Trade Diaspora
2.1.4. The Cultural Diaspora
3. Nicholas Van Hear
3.1. Criteria
3.1.1. The presence abroad is enduring, although exile is not necessarily permanent but may include movement between the homeland and the new host countries.
3.1.2. The persistence of the presence abroad although the exile is not necessarily permanent since movements between the lands of origin and new home countries can develop.
3.1.3. There is some kind of exchange – social, economical, political or cultural – between or among the spatially separated populations comprising the diaspora.
3.2. Massey
3.2.1. Neoclassical economics
3.2.2. New Economics
4. Steven Vertovec
4.1. Three meanings of ‘diaspora
4.1.1. Diaspora as social form
4.1.2. Diaspora as type of consciousness
4.1.3. Diaspora as mode of cultural production
5. M.L.Raina
5.1. Home, Homelessness and the Artifice of Memory.
5.2. Disclocation.
5.3. Bereft of the soul.
5.4. Estranged from the familiar.
5.5. Banished from the community.
5.6. Expelled from the home country.
5.7. Lost in the Diaspora.
5.8. Boym
5.8.1. Diasporic intimacy does not promise to shared nostalgia for lost home and homeland.
6. Gabriel Sheffer
6.1. Modern Diasporas in International Politics.
6.1.1. Stateless Diasporas
6.1.2. State- based Diasporas
6.2. There are three criteria that could be proposed for defining diaspora:
6.2.1. The maintenance and the development of an own collective identity in the “ diasporised people
6.2.2. The existence of an internal organization distinct from those existing in the country of origin or in the host country;
6.2.3. Significative contacts with the Homeland: real contacts (i.e Travel remittance) or symbolic contacts as in the sentence: “the next year at Jerusalem” at the end of the prayer for Pessah(Easter);
7. William Safran
7.1. Diasporic Consciousness
7.1.1. Immigrants who are dispersed from the ‘center’ where they actually belonged to at least one or two ‘peripheral’ places.
7.1.2. They may maintain their memories and vision about their homeland.
7.1.3. They cannot completely assimilate into the host countries.
7.1.4. They long to return to their ancestral home when the right time arrives.
7.1.5. They are committed to the maintenance or restoration of their homeland.
7.1.6. They continue to have their relationship with their homeland
8. Indian Diaspora and Diasporic writing
8.1. George Steiner
8.1.1. Expatriate