What human resource management is for

Human resource management (HRM) is the management of people to meet the objectives of the business. Typical HR objectives:

• Matching the workforce to business needs — the right number of people, with the right skills, in the right place.
• Making the workforce flexible — multi-skilling, part-time and temporary contracts, home/hybrid working.
• Minimising labour costs as a percentage of revenue.
• Maximising employee engagement, welfare and diversity, and meeting employment law.

Hard HRM treats labour as a resource to be used efficiently: short-term contracts, tight control, pay as the motivator (Theory X thinking). Soft HRM treats labour as a valuable asset: development, empowerment, long-term commitment (Theory Y). Most firms sit somewhere between.

Evaluation: hard HRM can cut costs fast but tends to raise labour turnover and cut quality and discretionary effort. Soft HRM costs more in training but usually improves retention, productivity and innovation.

Organisational structure: the vocabulary

• Hierarchy — the levels of authority in the organisation.
• Chain of command — the line of authority from the top down. Long chains slow communication.
• Span of control — the number of subordinates a manager directly supervises.
• Authority, responsibility and accountability — you can delegate authority but you remain accountable.
• Delegation — passing authority down. Frees management time, develops and motivates staff (Herzberg: responsibility is a motivator), but risks mistakes if the subordinate is not trained.

Your turn — span of control

Tall vs flat structures

A tall structure has many levels and narrow spans of control. A flat structure has few levels and wide spans.

Delayering removes a layer of management. It cuts costs and speeds decisions, but widens spans, can overload survivors, damages morale and loses experience.

Your turn — the shape of the hierarchy

Quick check

Types of structure

• Functional — organised by department (marketing, finance, operations). Clear specialism, but silo thinking.
• Product / divisional — organised around product lines or brands. Accountable and focused, but duplicates functions.
• Geographic / regional — responsive to local markets; risks inconsistency.
• Matrix — staff report to both a function head and a project leader. Excellent for cross-functional projects and innovation, but creates dual reporting and conflicting priorities.
• Entrepreneurial — decisions cluster around the founder; fast but a bottleneck as the firm grows.

Centralisation vs decentralisation

Centralisation keeps decision-making authority at the top.

• + consistency, tight control, quick top-level decisions, economies from bulk buying. − demotivating, ignores local knowledge, slow to respond on the ground.

Decentralisation pushes authority down to divisions, branches or teams.

• + faster local response, motivating (empowerment), develops future managers. − inconsistency, duplication, loss of control, harder to keep the brand coherent.

It depends on: the size of the business, the skill of local managers, how similar markets are, the risk of the decision and the speed the market demands. Crisis usually pulls a business back towards centralisation.

Centralised or decentralised?

Tap a feature, then tap where it belongs.

Workforce planning

Workforce planning forecasts the number and skills of the staff needed to meet future demand, then closes the gap through recruitment, training, redeployment or redundancy.

Inputs to the plan: sales forecasts, productivity data, labour turnover, retirements, technology change, and the labour market (skill shortages, wage rates, migration policy).

Your turn — workforce planning

Quick check

Match the structure term to its meaning

Tap a card on the left, then its partner on the right.

Quick check

The flexible workforce

• Core and peripheral workers — a permanent core with a flexible fringe of temporary, agency and freelance staff.
• Part-time, temporary and zero-hours contracts — cheap and flexible for the employer, but insecure for the worker, which raises turnover and can damage the employer brand.
• Multi-skilling — staff trained across tasks can be redeployed as demand shifts; supports cell production and JIT.
• Homeworking and hybrid — cuts premises costs and widens the recruitment pool; can weaken culture and supervision.
• Outsourcing — turns fixed labour cost into a variable cost.

Evaluation: flexibility for the employer is often insecurity for the employee. Where quality and expertise matter, insecure contracts destroy the commitment the business depends on.

Structure and communication

An organisational chart shows the structure: who reports to whom, the levels of hierarchy and the spans of control. It clarifies responsibility — but it says nothing about the informal networks through which most information actually travels.

Barriers to communication: too many layers (distortion), information overload, jargon, physical distance, and a culture where bad news is not welcome. Poor communication is the single most common cause of failed change, poor quality and low motivation.

Your turn — labour cost as a % of revenue

Quick check