the present paper investigates into one of the important subject in mystic conduct i.e. panoramic journey within mystical texts up to hegira 7th century (14th ad century). after purposing an introduction about this journey, author deals with definition of (mystic) conduct and wayfaring and history of journey in quran and islamic traditions (hadith) and explained them briefly. the author has als...

This study examined the link between sibling relationships and children's social adjustment by comparing twin siblings and siblings with different ages (singleton siblings}, and clarified the role of reciprocity in sibling relationships on children's social development. Mothers of 58 monozygotic twin pairs, 48 dizygotic twin pairs, and 86 singleton sibling pairs reported their children's siblin...

Cooperation among genetically unrelated individuals can be supported by direct reciprocity. Theoretical models and experiments with adults show that the possibility of future interactions with the same partner can promote cooperation via conditionally cooperative strategies such as tit-for-tat (TFT). Here, we introduce a novel implementation of the repeated Prisoner's Dilemma (PD) designed for ...