Human trafficking, a grim and burgeoning global crisis, necessitates a vigorous legal response. For victims, a proficient human trafficking lawyer is an indispensable ally in navigating the labyrinthine justice system and securing restitution. Hiring such a legal counsel, however, requires careful deliberation and acute understanding of the intricacies involved. Therefore, this discussion is a comprehensive guide aimed at aiding prospective clients in identifying and securing proficient human trafficking lawyers.

Initially, it is prudent to comprehend the role of a human trafficking lawyer. This legal expert is not merely a traditional attorney; they specialize in the legal aspects of human trafficking cases. Their expertise encompasses understanding the complexities of international law, immigration issues, criminal justice, and victim's rights - a fusion of disciplines necessitated by the multifaceted nature of human trafficking.

Having defined the role clarifies the first step: identifying the need for a specialized lawyer. Probability theory, borrowed from mathematics, underscores this need. As per Bayes’ theorem, the probability of a particular outcome changes as more evidence or information becomes available. In this context, the chances of achieving justice in human trafficking cases increases with a specialized lawyer’s involvement, given their specific knowledge and skills.

Once the need is established, the quest for a qualified human trafficking lawyer begins. The primary attribute to consider is the lawyer's experience, preferably in dealing with human trafficking cases. Experience, as Friedrich Nietzsche articulates, "is a question of having become accustomed to a thing, of having assimilated it, of having made it one’s own." Hence, experienced lawyers possess an intuitive understanding of the legal landscape, enabling them to manoeuvre cases effectively.

However, experience alone is insufficient. Competency in relevant areas of law such as immigration, labor, and international law, among others, is equally critical. Comprehension of these areas allows the lawyer to address a case's multifarious aspects. Furthermore, familiarity with the United Nations Palermo Protocol, a salient international treaty against human trafficking, is indispensable.

Moreover, the lawyer's track record in human trafficking cases is a crucial consideration. Statistical analysis offers a compelling argument for this criterion. Just as a data set's mean provides an estimate of the central tendency, a lawyer's past performance provides an indication of their competence.

Once potential candidates have been identified, the selection process moves to the stage of consultation. During this stage, the lawyer's communication style, empathy, responsiveness, and willingness to answer questions come under scrutiny. The importance of these soft skills cannot be overstated. As economics suggests, the principle of information asymmetry often leads to market failure. In this context, a lack of communication between the lawyer and the client can lead to case failure. Therefore, open and transparent communication is crucial in forming an effective attorney-client relationship.

Moreover, an efficient human trafficking lawyer should be capable of working with a multidisciplinary team. In human trafficking cases, cooperation with law enforcement, non-profit organizations, and medical professionals is often necessary. This requirement harkens back to the social science concept of functionalism, where each component of a system works in harmony for its smooth functioning.

Lastly, while considering costs, it is essential not to compromise on the quality of representation. In legal matters, as in many areas of life, the pareto principle or the 80/20 rule often applies - a small number of causes often lead to a large percentage of the effects. Investing in a proficient lawyer, therefore, can significantly improve the chances of a successful legal outcome.

In conclusion, hiring a proficient human trafficking lawyer is a complex process necessitating a nuanced understanding of the legal landscape and the attorney's role. By carefully considering the factors mentioned, prospective clients can increase their chances of securing a competent legal representative, thereby enhancing their prospects for justice.