Organizational Behavior is the study and application of knowledge about how people, individuals, and groups act in organizations. It does this by taking a system approach. That is, it interprets people-organization relationships in terms of the whole person, whole group, whole organization, and whole social system. Its purpose is to build better relationships by achieving human objectives, organizational objectives, and social objectives.
A quick look at few dramatic changes now taking place in organization

1. Old employee getting old
2. Corporate Downsizing
3. Temporary working employees
4. Global competition
5. War on terror In short there are lot of challenges and opportunities today for managers to OB concepts.

1.Globalization to Respond
Organizations are no longer constrained by national borders, world become globalvillage.
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Increased foreign assignment
Transferred to your employer’s operating division in another country, Oncethere, you’ll have to manage workforce, aspiration from employees, andattitudes from those you are used to back home
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Working with different people
Working with bosses, peers and other employees who were born and raisedin different culture, to work effectively with them you’ve to understand howtheir culture, geographic and religion have shaped them.
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Coping with Anti-capitalism backlash “soak the rich” means fine should be charged with respect of income youearn. Managers at global companies have come to realize that economicvalues are not universally transferable, need to modify by managers toreflect economic values in those countries they’re working.
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Overseeing Movement of jobs to countries with low cost labor
In a global economy, jobs tend to flow to places where lower cost providebusiness firms with a comparative advantages
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Managing people During the war on terror
An understanding of OB topics such as emotions, motivation, communicationand leadership can help managers to deal more effectively with theiremployees’ fear about terrorism
2.Managing workforce diversity
The people in organization are becoming heterogeneous demographically, Workforcediversity= whereas globalization focuses on differences between people fromdifferent countries, mix of people in terms of gender, age, race, and sexualorientation.Embracing diversityChanging US demographicsChanging management philosophyRecognizing and responding to difference
3.Improving Quality and productivity
World added capacity in response to increase demand. Excess capacity translate inincrease competition, is forcing managers to reduce costs and, at the same time;improve the organization quality and productivity.
4.Improving Customer service
OB can contribute to improving an organization’ performance by showing that howemployees’ attitude and behavior are associated with customer satisfaction.
5.Improving