Final answer:
The union leader is usually the most influential figure affecting a striker's behavior and attitudes during a strike, guiding the workers through the process and representing their collective interests.
Step-by-step explanation:
During a strike, the individual who tends to have the most effect upon a striker's behavior and attitudes is typically the union leader. The union leader is directly involved in the negotiations and can set the tone for the members’ actions and morale. They represent the collective interest of the workers and often are the main source of information and strategy. That said, other factors such as support from spouses, the pressure of management, the solidarity with co-workers, and the overall work environment also play significant roles. However, in the context of a strike, the union leader's influence is usually the most decisive as they are the ones engaging with management and guiding the workers through the process.
The person who has the most influence in a striker's behavior and attitudes during a strike is typically the Union leader. The Union leader represents the collective interests of the strikers and negotiates with the employer on their behalf. They provide guidance, support, and organize collective actions to maximize the impact of the strike.