Introduction: The number of international travelers is increasing, yet currently, there is no data on risk assessment and travelers’ characteristics from Qatar. To identify and minimize the risks associated with travel, a detailed knowledge of travelers’ characteristics is needed. Methods: This retrospective descriptive study was conducted in a travel cli...

Introduction: The geographical movement of people from one area to another poses the threat of transmission of infectious diseases. Kenya is among the vulnerable countries when it comes to disease transmission, because it is a major transport hub in East Africa, yet data on the availability and uptake of pre-travel health services is limited. Methods: A c...

Some analytical results are given for a model that describes the propagation of a disease in a population of individuals who travel between n cities. The model is formulated as a system of 2n ordinary differential equations with terms accounting for disease transmission, recovery, birth, death, and travel between cities. The mobility component is represented as a directed graph with cities as v...

Title of Document: UNCERTAINTY ASSOCIATED WITH TRAVEL TIME PREDICTION: ADVANCED VOLATILITY APPROACHES AND ENSEMBLE METHODS YANRU ZHANG, PH.D, 2015 Directed By: ALI HAGHANI,PROFESSOR DEPARTMENT OF CIVIL AND ENVIRONMENTAL ENGINEERING Travel time effectively measures freeway traffic conditions. Easy access to this information provides the potential to alleviate traffic congestion and to increase t...

The present study seeks to examine the factors affecting information search of heads of households in purchasing an outbound package tour. A sample of 60 academics and non-academics in the field of tourism was chosen. Sampling methods were judgmental and snowball sampling. In order to gather data, we used a semi-structured interview.  Thematic analysis was applied for data analysis, and the col...

Introduction: It has been known for a long time in the French-speaking, but not the English-speaking literature that travel can exacerbate pre-existing psychosis. The purpose of this article was to review the literature on this subject and present recommendations for prevention. Methods: For this narrative review of the literature on travel risks in indivi...

In a dynamic world, mechanisms allowing prediction of future situations can provide a selective advantage. We suggest that memory systems differ in the degree of flexibility they offer for anticipatory behavior and put forward a corresponding taxonomy of prospection. The adaptive advantage of any memory system can only lie in what it contributes for future survival. The most flexible is episodi...

In a dynamic world, mechanisms allowing prediction of future situations can provide a selective advantage. We suggest that memory systems differ in the degree of flexibility they offer for anticipatory behavior and put forward a corresponding taxonomy of prospection. The adaptive advantage of any memory system can only lie in what it contributes for future survival. The most flexible is episodi...

This paper deals with the question how habits can be integrated into a model of normative decision-making based on the work of Schwartz and Howard (1981). A field study was conducted in Bochum, Germany, involving 160 participants. After a personal interview the participant had to protocol the travel mode choice on their trips to work in a logbook for the period of 4 weeks. The data illustrates ...