Ten unanswered questions in multimodal communication

Introduction: The Domestication of Plants and Animals: Ten Unanswered Questions

Some 15,000 to 10,000 years ago, humans started seeding and harvesting plants and maintaining animals in order to augment the food they obtained from wild-growing plants and hunting. These seemingly simple activities set in motion a long-term process that has led to the dominance of agriculture as we know it today. With the exception of a few remaining hunter–gatherer groups, agriculture has no...

E-Learning: some unanswered questions

Yoga: Some Unanswered Questions

Grover et al (1994) have provided an excellent and thought provoking analysis of the usefulness of yoga in treating neurotic disorders. Some questions however remain. One criticism of psychotherapy is that the criteria for the selection of suitable candidates usually identify patients with good prognostic features-patients who may improve even without any therapeutic intervention. Another criti...

Pregnancy- Some Unanswered Questions

The definition of pregnancy as the state of a female in the time interval between fertilization of her ova and the expulsion of the foetuses at term, lays focus on the maternal organism and casual thinking tends to emphasize maternal physiology and welfare. In part, this is due to the fact that the maternal organism is reasonably accessible for day to day observations and measurements which do ...

Unanswered Questions in HIV Hematology

1Division of Hematology, St. Paul’s Hospital and the University of British Columbia, 440-1144 Burrard Street, Vancouver, BC, Canada V6Z 2A5 2Centre for Lymphoma, Massachusetts General Hospital Cancer Centre and Harvard Medical School, Boston, MA 02114, USA 3Division of Hematology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, ON, Canada M4N 3M5 4Division of Hematology, St. ...